[HOOK - conan-center.py] pre_export(): [DEPRECATED GLOBAL CPPSTD (KB-H001)] OK
[HOOK - conan-center.py] pre_export(): [REFERENCE LOWERCASE (KB-H002)] OK
[HOOK - conan-center.py] pre_export(): [RECIPE METADATA (KB-H003)] OK
[HOOK - conan-center.py] pre_export(): [HEADER_ONLY, NO COPY SOURCE (KB-H005)] OK
[HOOK - conan-center.py] pre_export(): [FPIC OPTION (KB-H006)] OK
[HOOK - conan-center.py] pre_export(): [VERSION RANGES (KB-H008)] OK
[HOOK - conan-center.py] pre_export(): [RECIPE FOLDER SIZE (KB-H009)] Total recipe size: 3.255859375 KB
[HOOK - conan-center.py] pre_export(): [RECIPE FOLDER SIZE (KB-H009)] OK
[HOOK - conan-center.py] pre_export(): [EXPORT LICENSE (KB-H023)] exports: None
[HOOK - conan-center.py] pre_export(): [EXPORT LICENSE (KB-H023)] exports: CMakeLists.txt
[HOOK - conan-center.py] pre_export(): [EXPORT LICENSE (KB-H023)] OK
[HOOK - conan-center.py] pre_export(): [TEST PACKAGE FOLDER (KB-H024)] OK
[HOOK - conan-center.py] pre_export(): [META LINES (KB-H025)] OK
[HOOK - conan-center.py] pre_export(): [CONAN CENTER INDEX URL (KB-H027)] OK
[HOOK - conan-center.py] pre_export(): [CMAKE MINIMUM VERSION (KB-H028)] OK
[HOOK - conan-center.py] pre_export(): [TEST PACKAGE - RUN ENVIRONMENT (KB-H029)] OK
[HOOK - conan-center.py] pre_export(): [SYSTEM REQUIREMENTS (KB-H032)] OK
[HOOK - conan-center.py] pre_export(): [CONANDATA.YML FORMAT (KB-H030)] OK
[HOOK - conan-center.py] pre_export(): [TEST PACKAGE - NO IMPORTS() (KB-H034)] OK
[HOOK - conan-center.py] pre_export(): [NO AUTHOR (KB-H037)] OK
[HOOK - conan-center.py] pre_export(): [NO TARGET NAME (KB-H040)] OK
[HOOK - conan-center.py] pre_export(): [NO FINAL ENDLINE (KB-H041)] OK
[HOOK - conan-center.py] pre_export(): [NO REQUIRES.ADD() (KB-H044)] OK
[HOOK - conan-center.py] pre_export(): [DELETE OPTIONS (KB-H045)] OK
[HOOK - conan-center.py] pre_export(): [NO ASCII CHARACTERS (KB-H047)] OK
[HOOK - conan-center.py] pre_export(): [CMAKE VERBOSE MAKEFILE (KB-H046)] OK
[HOOK - conan-center.py] pre_export(): [CMAKE VERSION REQUIRED (KB-H048)] OK
[HOOK - conan-center.py] pre_export(): [CMAKE WINDOWS EXPORT ALL SYMBOLS (KB-H049)] OK
[HOOK - conan-center.py] pre_export(): [DEFAULT OPTIONS AS DICTIONARY (KB-H051)] OK
Exporting package recipe
hana/boost-1.74.0 exports: File 'conandata.yml' found. Exporting it...
hana/boost-1.74.0 exports: Copied 1 '.yml' file: conandata.yml
[HOOK - conan-center.py] post_export(): [CONANDATA.YML REDUCE (KB-H031)] Saving conandata.yml: {'sources': {'boost-1.74.0': {'url': 'https://github.com/boostorg/hana/archive/boost-1.74.0.tar.gz', 'sha256': 'd50b366aca035b7fbeaf1cadc3bad0edd9d68d98b297dcf9473bbfb0f52408b8'}}}
[HOOK - conan-center.py] post_export(): [CONANDATA.YML REDUCE (KB-H031)] New conandata.yml contents: sources:
  boost-1.74.0:
    sha256: d50b366aca035b7fbeaf1cadc3bad0edd9d68d98b297dcf9473bbfb0f52408b8
    url: https://github.com/boostorg/hana/archive/boost-1.74.0.tar.gz

[HOOK - conan-center.py] post_export(): [CONANDATA.YML REDUCE (KB-H031)] OK
[HOOK - conan-center.py] post_export(): [DEFAULT SHARED OPTION VALUE (KB-H050)] OK
hana/boost-1.74.0: The stored package has not changed
hana/boost-1.74.0: Using the exported files summary hash as the recipe revision: 39fc46cecbecad0f08a570426871a713 
hana/boost-1.74.0: Exported revision: 39fc46cecbecad0f08a570426871a713
Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Release
compiler=gcc
compiler.libcxx=libstdc++
compiler.version=5
os=Linux
os_build=Linux
[options]
[build_requires]
[env]

hana/boost-1.74.0: Forced build from source
hana/boost-1.74.0 (test package): Installing package
Requirements
    hana/boost-1.74.0 from local cache - Cache
Packages
    hana/boost-1.74.0:5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9 - Build

Installing (downloading, building) binaries...
hana/boost-1.74.0: Building your package in /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/build/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9
hana/boost-1.74.0: Generator txt created conanbuildinfo.txt
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] 'fPIC' option not found
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] OK
hana/boost-1.74.0: Calling build()
hana/boost-1.74.0: Package '5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9' built
hana/boost-1.74.0: Build folder /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/build/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9
hana/boost-1.74.0: Generated conaninfo.txt
hana/boost-1.74.0: Generated conanbuildinfo.txt
hana/boost-1.74.0: Generating the package
hana/boost-1.74.0: Package folder /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9
hana/boost-1.74.0: Calling package()

----Running------
> cd '/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/build/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9' && cmake -G "Unix Makefiles" -DCONAN_IN_LOCAL_CACHE="ON" -DCONAN_COMPILER="gcc" -DCONAN_COMPILER_VERSION="5" -DCONAN_LIBCXX="libstdc++" -DCMAKE_INSTALL_PREFIX="/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9" -DCMAKE_INSTALL_BINDIR="bin" -DCMAKE_INSTALL_SBINDIR="bin" -DCMAKE_INSTALL_LIBEXECDIR="bin" -DCMAKE_INSTALL_LIBDIR="lib" -DCMAKE_INSTALL_INCLUDEDIR="include" -DCMAKE_INSTALL_OLDINCLUDEDIR="include" -DCMAKE_INSTALL_DATAROOTDIR="share" -DCMAKE_EXPORT_NO_PACKAGE_REGISTRY="ON" -DCONAN_EXPORTED="1" -Wno-dev '/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/source/_source_subfolder'
-----------------
-- The CXX compiler identification is GNU 5.4.0
-- Check for working CXX compiler: /usr/bin/g++
-- Check for working CXX compiler: /usr/bin/g++ -- works
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Detecting CXX compile features
-- Detecting CXX compile features - done
CMake Warning at cmake/CheckCxxCompilerSupport.cmake:58 (message):
  

      ### You appear to be using GCC 5.4.0, which is known to be
      ### unable to compile Hana. Only GCC >= 6.0.0 is supported.
      ### Consider using a more recent GCC or switching to Clang.
      ### If a more recent compiler is already installed on your
      ### system, you can tell CMake to use it with
      ###
      ###     cmake .. -DCMAKE_CXX_COMPILER=/path/to/compiler
          
Call Stack (most recent call first):
  CMakeLists.txt:42 (include)


-- Could NOT find Boost (missing: Boost_INCLUDE_DIR) (Required is at least version "1.64")
CMake Warning at CMakeLists.txt:129 (message):
  The rest of Boost was not found; some tests and examples will be disabled.


Valgrind not found
-- Could NOT find Ruby (missing: RUBY_EXECUTABLE RUBY_INCLUDE_DIR RUBY_LIBRARY) (Required is at least version "2.1")
CMake Warning at benchmark/CMakeLists.txt:10 (message):
  Ruby >= 2.1 was not found; the benchmarks will be unavailable.


-- Could NOT find Doxygen (missing: DOXYGEN_EXECUTABLE) 
CMake Warning at doc/CMakeLists.txt:7 (message):
  Doxygen was not found; the 'doc' and 'docset' targets will be unavailable.


-- Performing Test BOOST_HANA_HAS_WNO_UNUSED_PARAMETER
-- Performing Test BOOST_HANA_HAS_WNO_UNUSED_PARAMETER - Success
-- Performing Test BOOST_HANA_HAS_WNO_UNUSED_LAMBDA_CAPTURE
-- Performing Test BOOST_HANA_HAS_WNO_UNUSED_LAMBDA_CAPTURE - Success
-- Performing Test BOOST_HANA_HAS_FDIAGNOSTICS_COLOR
-- Performing Test BOOST_HANA_HAS_FDIAGNOSTICS_COLOR - Success
-- Performing Test BOOST_HANA_HAS_FTEMPLATE_BACKTRACE_LIMIT
-- Performing Test BOOST_HANA_HAS_FTEMPLATE_BACKTRACE_LIMIT - Success
-- Performing Test BOOST_HANA_HAS_PEDANTIC
-- Performing Test BOOST_HANA_HAS_PEDANTIC - Success
-- Performing Test BOOST_HANA_HAS_WALL
-- Performing Test BOOST_HANA_HAS_WALL - Success
-- Performing Test BOOST_HANA_HAS_WERROR
-- Performing Test BOOST_HANA_HAS_WERROR - Success
-- Performing Test BOOST_HANA_HAS_WEXTRA
-- Performing Test BOOST_HANA_HAS_WEXTRA - Success
-- Performing Test BOOST_HANA_HAS_WNO_SELF_ASSIGN_OVERLOADED
-- Performing Test BOOST_HANA_HAS_WNO_SELF_ASSIGN_OVERLOADED - Success
-- Performing Test BOOST_HANA_HAS_WNO_UNUSED_LOCAL_TYPEDEFS
-- Performing Test BOOST_HANA_HAS_WNO_UNUSED_LOCAL_TYPEDEFS - Success
-- Performing Test BOOST_HANA_HAS_WWRITE_STRINGS
-- Performing Test BOOST_HANA_HAS_WWRITE_STRINGS - Success
-- Configuring done
-- Generating done
CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY
    CMAKE_INSTALL_BINDIR
    CMAKE_INSTALL_DATAROOTDIR
    CMAKE_INSTALL_INCLUDEDIR
    CMAKE_INSTALL_LIBDIR
    CMAKE_INSTALL_LIBEXECDIR
    CMAKE_INSTALL_OLDINCLUDEDIR
    CMAKE_INSTALL_SBINDIR
    CONAN_COMPILER
    CONAN_COMPILER_VERSION
    CONAN_EXPORTED
    CONAN_IN_LOCAL_CACHE
    CONAN_LIBCXX


-- Build files have been written to: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/build/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9

----Running------
> cmake --build '/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/build/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9' '--target' 'install' '--' '-j3'
-----------------
Install the project...
-- Install configuration: ""
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/lib/cmake/hana/HanaConfig.cmake
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/while.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/max.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_with.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/empty.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_front.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/flatten.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_disjoint.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/union.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/span.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/assert.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/boost
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/boost/mpl.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/boost/fusion
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/boost/fusion/deque.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/boost/fusion/vector.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/boost/fusion/detail
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/boost/fusion/detail/common.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/boost/fusion/list.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/boost/fusion/tuple.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/boost/mpl
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/boost/mpl/integral_c.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/boost/mpl/vector.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/boost/mpl/list.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/boost/tuple.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/boost/fusion.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/pair.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/vector.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/array.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/ratio.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/tuple.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/boost.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/length.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/permutations.hpp
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-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/tag_of.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/dispatch.hpp
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-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/experimental/view.hpp
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-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert_range.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp
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-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_if.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/prepend.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/config.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/if.hpp
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-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp
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-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/suffix.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replace_if.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/none_of.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_back.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_empty.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minimum.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sum.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fuse.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/define_struct.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/negate.hpp
-- Installing: /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/lib/pkgconfig/hana.pc
[HOOK - conan-center.py] post_package(): [PACKAGE LICENSE (KB-H012)] OK
[HOOK - conan-center.py] post_package(): [DEFAULT PACKAGE LAYOUT (KB-H013)] OK
[HOOK - conan-center.py] post_package(): [MATCHING CONFIGURATION (KB-H014)] OK
[HOOK - conan-center.py] post_package(): [SHARED ARTIFACTS (KB-H015)] OK
[HOOK - conan-center.py] post_package(): [PC-FILES (KB-H020)] OK
[HOOK - conan-center.py] post_package(): [CMAKE-MODULES-CONFIG-FILES (KB-H016)] OK
[HOOK - conan-center.py] post_package(): [PDB FILES NOT ALLOWED (KB-H017)] OK
[HOOK - conan-center.py] post_package(): [LIBTOOL FILES PRESENCE (KB-H018)] OK
[HOOK - conan-center.py] post_package(): [MS RUNTIME FILES (KB-H021)] OK
hana/boost-1.74.0 package(): Packaged 450 '.hpp' files
hana/boost-1.74.0 package(): Packaged 1 '.md' file: LICENSE.md
hana/boost-1.74.0: Package '5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9' created
hana/boost-1.74.0: Created package revision f761fed0f7ca22126da13126700d6b15
[HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK
hana/boost-1.74.0 (test package): Generator txt created conanbuildinfo.txt
hana/boost-1.74.0 (test package): Generator cmake created conanbuildinfo.cmake
hana/boost-1.74.0 (test package): Generated conaninfo.txt
hana/boost-1.74.0 (test package): Generated graphinfo
Using lockfile: '/home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/build/04a89eb3fd1ca69c0373770cfc8222ea2544fde6/conan.lock'
Using cached profile from lockfile
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] 'fPIC' option not found
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] OK
hana/boost-1.74.0 (test package): Calling build()

----Running------
> cd '/home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/build/04a89eb3fd1ca69c0373770cfc8222ea2544fde6' && cmake -G "Unix Makefiles" -DCMAKE_BUILD_TYPE="Release" -DCONAN_IN_LOCAL_CACHE="OFF" -DCONAN_COMPILER="gcc" -DCONAN_COMPILER_VERSION="5" -DCONAN_CXX_FLAGS="-m64" -DCONAN_SHARED_LINKER_FLAGS="-m64" -DCONAN_C_FLAGS="-m64" -DCONAN_LIBCXX="libstdc++" -DCMAKE_EXPORT_NO_PACKAGE_REGISTRY="ON" -DCONAN_EXPORTED="1" -Wno-dev '/home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package'
-----------------
-- The C compiler identification is GNU 5.4.0
-- The CXX compiler identification is GNU 5.4.0
-- Check for working C compiler: /usr/bin/gcc
-- Check for working C compiler: /usr/bin/gcc -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Detecting C compile features
-- Detecting C compile features - done
-- Check for working CXX compiler: /usr/bin/g++
-- Check for working CXX compiler: /usr/bin/g++ -- works
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Conan: called by CMake conan helper
-- Conan: Adjusting output directories
-- Conan: Using cmake global configuration
-- Conan: Adjusting default RPATHs Conan policies
-- Conan: Adjusting language standard
-- Conan: Compiler GCC>=5, checking major version 5
-- Conan: Checking correct version: 5
-- Conan: C++ stdlib: libstdc++
-- Configuring done
-- Generating done
CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY


-- Build files have been written to: /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/build/04a89eb3fd1ca69c0373770cfc8222ea2544fde6

----Running------
> cmake --build '/home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/build/04a89eb3fd1ca69c0373770cfc8222ea2544fde6' '--' '-j3'
-----------------
Scanning dependencies of target test_package
[ 50%] Building CXX object CMakeFiles/test_package.dir/test_package.cpp.o
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:45:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/config.hpp:79:9: warning: #warning "Your compiler doesn't provide C++14 or higher capabilities. Try adding the compiler flag '-std=c++14' or '-std=c++1y'." [-Wcpp]
 #       warning "Your compiler doesn't provide C++14 or higher capabilities. Try adding the compiler flag '-std=c++14' or '-std=c++1y'."
         ^
In file included from /usr/include/c++/5/type_traits:35:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/default.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/struct.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/usr/include/c++/5/bits/c++0x_warning.h:32:2: error: #error This file requires compiler and library support for the ISO C++ 2011 standard. This support must be enabled with the -std=c++11 or -std=gnu++11 compiler options.
 #error This file requires compiler and library support \
  ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/when.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/when.hpp:42:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/when.hpp:43:37: error: ‘constexpr’ does not name a type
         struct always_true { static constexpr bool value = true; };
                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/when.hpp:43:37: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/when.hpp:67:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...Dummy>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/when.hpp:68:5: error: expected unqualified-id before ‘using’
     using when_valid = when<
     ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:40:56: error: template argument 1 is invalid
     struct accessors_impl : accessors_impl<S, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:40:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct accessors_impl : accessors_impl<S, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:40:61: error: template argument 2 is invalid
     struct accessors_impl : accessors_impl<S, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:40:62: error: expected ‘{’ before ‘;’ token
     struct accessors_impl : accessors_impl<S, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:46:5: error: ‘constexpr’ does not name a type
     constexpr accessors_t<S> accessors{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:46:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/struct.hpp:17:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/default.hpp:22:41: error: expected class-name before ‘{’ token
     struct is_default : std::false_type { };
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/default.hpp:26:41: error: ‘*’ cannot appear in a constant-expression
         static_cast<default_>(*(Method*)0)
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/default.hpp:26:42: error: a cast to a type other than an integral or enumeration type cannot appear in a constant-expression
         static_cast<default_>(*(Method*)0)
                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/default.hpp:26:42: error: a cast to a type other than an integral or enumeration type cannot appear in a constant-expression
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/default.hpp:27:5: error: a function call cannot appear in a constant-expression
     )>
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/default.hpp:27:6: error: template argument 2 is invalid
     )>
      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/default.hpp:29:5: error: expected class-name before ‘{’ token
     { };
     ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/tag_of.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/struct.hpp:18,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/tag_of.hpp:117:5: error: expected unqualified-id before ‘using’
     using tag_of_t = typename hana::tag_of<T>::type;
     ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/struct.hpp:18:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/tag_of.hpp:22:40: error: template argument 1 is invalid
     struct tag_of : tag_of<T, when<true>> { };
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/tag_of.hpp:22:43: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct tag_of : tag_of<T, when<true>> { };
                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/tag_of.hpp:22:45: error: template argument 2 is invalid
     struct tag_of : tag_of<T, when<true>> { };
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/tag_of.hpp:22:46: error: expected ‘{’ before ‘;’ token
     struct tag_of : tag_of<T, when<true>> { };
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/tag_of.hpp:26:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/tag_of.hpp:27:34: error: ‘constexpr’ does not name a type
         struct is_valid { static constexpr bool value = true; };
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/tag_of.hpp:27:34: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/tag_of.hpp:31:36: error: template argument 1 is invalid
     struct tag_of<T, when<condition>> {
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/tag_of.hpp:31:39: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct tag_of<T, when<condition>> {
                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/tag_of.hpp:31:22: error: template argument 2 is invalid
     struct tag_of<T, when<condition>> {
                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/tag_of.hpp:36:22: error: parse error in template argument list
     struct tag_of<T, when<
                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/tag_of.hpp:38:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/tag_of.hpp:36:22: error: template argument 2 is invalid
     struct tag_of<T, when<
                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/tag_of.hpp:46:44: error: template argument 1 is invalid
     template <typename T> struct tag_of<T&&> : tag_of<T> { };
                                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/integral_constant.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/struct.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/adl.hpp:30:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...>
                        ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/struct.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/integral_constant.hpp:25:15: error: expected nested-name-specifier before ‘value_type’
         using value_type = T;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/integral_constant.hpp:32:13: error: ‘constexpr’ does not name a type
             constexpr void operator()(F&& f) const;
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/integral_constant.hpp:32:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/integral_constant.hpp:37:20: error: ‘constexpr’ does not name a type
             static constexpr with_index_t<T, v> with_index{};
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/integral_constant.hpp:37:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/integral_constant.hpp:40:13: error: ‘constexpr’ does not name a type
             constexpr void operator()(F&& f) const;
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/integral_constant.hpp:40:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/integral_constant.hpp:239:33: error: expected template-name before ‘<’ token
         : std::integral_constant<T, v>
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/integral_constant.hpp:239:33: error: expected ‘{’ before ‘<’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/integral_constant.hpp:239:33: error: expected unqualified-id before ‘<’ token
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/struct.hpp:26:64: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<accessors_impl<typename tag_of<S>::type>>::value
                                                                ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/dispatch.hpp:14:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/dispatch_if.hpp:20:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...T>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/dispatch_if.hpp:21:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(T&& ...) = delete;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/dispatch_if.hpp:21:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:24:40: error: ‘boost::hana::Struct<S>::value’ is not a type
         static_assert(hana::Struct<S>::value,
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:25:9: error: expected identifier before string constant
         "hana::accessors<S> requires 'S' to be a Struct");
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:25:9: error: expected ‘,’ or ‘...’ before string constant
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:25:57: error: ISO C++ forbids declaration of ‘static_assert’ with no type [-fpermissive]
         "hana::accessors<S> requires 'S' to be a Struct");
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:28:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()() const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:28:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:38:49: error: template argument 1 is invalid
     struct accessors_impl<S, when<condition>> : default_ {
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:38:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct accessors_impl<S, when<condition>> : default_ {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:38:30: error: template argument 2 is invalid
     struct accessors_impl<S, when<condition>> : default_ {
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:44:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:45:34: error: ‘constexpr’ does not name a type
         struct is_valid { static constexpr bool value = true; };
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:45:34: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:49:30: error: parse error in template argument list
     struct accessors_impl<S, when<
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:53:5: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     { };
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:53:7: error: type/value mismatch at argument 2 in template parameter list for ‘template<class S, class> struct boost::hana::accessors_impl’
     { };
       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:53:7: note:   expected a type, got ‘boost::hana::when<(boost::hana::struct_detail::is_valid<typename S::hana_accessors_impl>::value >> <expression error>)>{}’
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/pair.hpp:14:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:27,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/make.hpp:59:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...X>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/make.hpp:60:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& ...x) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/make.hpp:60:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/make.hpp:66:5: error: ‘constexpr’ does not name a type
     constexpr make_t<Tag> make{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/make.hpp:66:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:27,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/pair.hpp:155:5: error: ‘constexpr’ does not name a type
     constexpr auto make_pair = make<pair_tag>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/pair.hpp:155:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:27,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/decay.hpp:32:54: error: ‘remove_reference’ in namespace ‘std’ does not name a template type
     template <typename T, typename U = typename std::remove_reference<T>::type>
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/decay.hpp:32:70: error: expected ‘>’ before ‘<’ token
     template <typename T, typename U = typename std::remove_reference<T>::type>
                                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/decay.hpp:34:15: error: expected nested-name-specifier before ‘type’
         using type = typename std::remove_cv<U>::type;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/decay.hpp:38:34: error: expected nested-name-specifier before ‘type’
     struct decay<T, U[]> { using type = U*; };
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/decay.hpp:40:35: error: expected nested-name-specifier before ‘type’
     struct decay<T, U[N]> { using type = U*; };
                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/decay.hpp:42:48: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename T, typename R, typename ...A>
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/decay.hpp:43:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     struct decay<T, R(A...)> { using type = R(*)(A...); };
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/decay.hpp:43:38: error: expected nested-name-specifier before ‘type’
     struct decay<T, R(A...)> { using type = R(*)(A...); };
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/decay.hpp:44:48: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename T, typename R, typename ...A>
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/decay.hpp:45:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     struct decay<T, R(A..., ...)> { using type = R(*)(A..., ...); };
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/decay.hpp:45:43: error: expected nested-name-specifier before ‘type’
     struct decay<T, R(A..., ...)> { using type = R(*)(A..., ...); };
                                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:14:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:27,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/intrinsics.hpp:44:38: error: ‘is_empty’ is not a member of ‘std’
 #   define BOOST_HANA_TT_IS_EMPTY(T) ::std::is_empty<T>::value
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:51:9: note: in expansion of macro ‘BOOST_HANA_TT_IS_EMPTY’
         BOOST_HANA_TT_IS_EMPTY(V) && !BOOST_HANA_TT_IS_FINAL(V)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/intrinsics.hpp:44:55: error: expected primary-expression before ‘>’ token
 #   define BOOST_HANA_TT_IS_EMPTY(T) ::std::is_empty<T>::value
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:51:9: note: in expansion of macro ‘BOOST_HANA_TT_IS_EMPTY’
         BOOST_HANA_TT_IS_EMPTY(V) && !BOOST_HANA_TT_IS_FINAL(V)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/intrinsics.hpp:44:58: error: ‘value’ in namespace ‘::’ does not name a type
 #   define BOOST_HANA_TT_IS_EMPTY(T) ::std::is_empty<T>::value
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:51:9: note: in expansion of macro ‘BOOST_HANA_TT_IS_EMPTY’
         BOOST_HANA_TT_IS_EMPTY(V) && !BOOST_HANA_TT_IS_FINAL(V)
         ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:17:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:27,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:57:12: error: ‘ebo’ is not a class template
     struct ebo<K, V, true> : V {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:58:9: error: ‘constexpr’ does not name a type
         constexpr ebo() { }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:58:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:61:18: error: ‘constexpr’ does not name a type
         explicit constexpr ebo(T&& t)
                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:61:18: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:68:27: error: wrong number of template arguments (3, should be 2)
     struct ebo<K, V, false> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:57:26: note: provided for ‘template<class K, class V> struct _hana::ebo’
     struct ebo<K, V, true> : V {
                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:83:5: error: ‘constexpr’ does not name a type
     constexpr V const& ebo_get(ebo<K, V, true> const& x)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:83:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:87:5: error: ‘constexpr’ does not name a type
     constexpr V& ebo_get(ebo<K, V, true>& x)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:87:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:91:5: error: ‘constexpr’ does not name a type
     constexpr V&& ebo_get(ebo<K, V, true>&& x)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:91:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:96:5: error: ‘constexpr’ does not name a type
     constexpr V const& ebo_get(ebo<K, V, false> const& x)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:96:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:100:5: error: ‘constexpr’ does not name a type
     constexpr V& ebo_get(ebo<K, V, false>& x)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:100:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:104:5: error: ‘constexpr’ does not name a type
     constexpr V&& ebo_get(ebo<K, V, false>&& x)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:104:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/ebo.hpp:111:24: error: ‘_hana::ebo_get’ has not been declared
         using ::_hana::ebo_get;
                        ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/equal.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/comparable.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:27,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_to_fwd.hpp:20:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_to_fwd.hpp:20:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_to_fwd.hpp:41:31: error: ‘constexpr’ does not name a type
     struct nested_to { static constexpr nested_to_t<Algorithm> to{}; };
                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_to_fwd.hpp:41:31: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_to_fwd.hpp:44:5: error: ‘constexpr’ does not name a type
     constexpr nested_to_t<Algorithm> nested_to<Algorithm>::to;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_to_fwd.hpp:44:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/comparable.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:27,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/equal.hpp:69:51: error: template argument 1 is invalid
     struct equal_impl : equal_impl<T, U, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/equal.hpp:69:54: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct equal_impl : equal_impl<T, U, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/equal.hpp:69:56: error: template argument 3 is invalid
     struct equal_impl : equal_impl<T, U, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/equal.hpp:69:57: error: expected ‘{’ before ‘;’ token
     struct equal_impl : equal_impl<T, U, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/equal.hpp:73:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/equal.hpp:73:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/equal.hpp:76:5: error: ‘constexpr’ does not name a type
     constexpr equal_t equal{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/equal.hpp:76:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/comparable.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:27,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/not_equal.hpp:59:59: error: template argument 1 is invalid
     struct not_equal_impl : not_equal_impl<T, U, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/not_equal.hpp:59:62: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct not_equal_impl : not_equal_impl<T, U, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/not_equal.hpp:59:64: error: template argument 3 is invalid
     struct not_equal_impl : not_equal_impl<T, U, when<true>> { };
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/not_equal.hpp:59:65: error: expected ‘{’ before ‘;’ token
     struct not_equal_impl : not_equal_impl<T, U, when<true>> { };
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/not_equal.hpp:63:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/not_equal.hpp:63:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/not_equal.hpp:66:5: error: ‘constexpr’ does not name a type
     constexpr not_equal_t not_equal{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/not_equal.hpp:66:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:27,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/comparable.hpp:24:16: error: ‘constexpr’ does not name a type
         static constexpr bool value = false;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/comparable.hpp:24:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/comparable.hpp:28:68: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/comparable.hpp:28:77: error: expected ‘>’ before ‘<’ token
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/comparable.hpp:32:9: error: ‘constexpr’ does not name a type
         constexpr auto operator==(X&& x, Y&& y)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/comparable.hpp:32:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/comparable.hpp:35:68: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/comparable.hpp:35:77: error: expected ‘>’ before ‘<’ token
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/comparable.hpp:39:9: error: ‘constexpr’ does not name a type
         constexpr auto operator!=(X&& x, Y&& y)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/comparable.hpp:39:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/greater.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:27,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_than_fwd.hpp:20:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_than_fwd.hpp:20:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_than_fwd.hpp:41:33: error: ‘constexpr’ does not name a type
     struct nested_than { static constexpr nested_than_t<Algorithm> than{}; };
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_than_fwd.hpp:41:33: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_than_fwd.hpp:44:5: error: ‘constexpr’ does not name a type
     constexpr nested_than_t<Algorithm> nested_than<Algorithm>::than;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_than_fwd.hpp:44:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:27,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/greater.hpp:42:55: error: template argument 1 is invalid
     struct greater_impl : greater_impl<T, U, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/greater.hpp:42:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct greater_impl : greater_impl<T, U, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/greater.hpp:42:60: error: template argument 3 is invalid
     struct greater_impl : greater_impl<T, U, when<true>> { };
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/greater.hpp:42:61: error: expected ‘{’ before ‘;’ token
     struct greater_impl : greater_impl<T, U, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/greater.hpp:46:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Y&& y) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/greater.hpp:46:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/greater.hpp:49:5: error: ‘constexpr’ does not name a type
     constexpr greater_t greater{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/greater.hpp:49:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:27,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/greater_equal.hpp:43:67: error: template argument 1 is invalid
     struct greater_equal_impl : greater_equal_impl<T, U, when<true>> { };
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/greater_equal.hpp:43:70: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct greater_equal_impl : greater_equal_impl<T, U, when<true>> { };
                                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/greater_equal.hpp:43:72: error: template argument 3 is invalid
     struct greater_equal_impl : greater_equal_impl<T, U, when<true>> { };
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/greater_equal.hpp:43:73: error: expected ‘{’ before ‘;’ token
     struct greater_equal_impl : greater_equal_impl<T, U, when<true>> { };
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/greater_equal.hpp:47:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Y&& y) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/greater_equal.hpp:47:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/greater_equal.hpp:50:5: error: ‘constexpr’ does not name a type
     constexpr greater_equal_t greater_equal{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/greater_equal.hpp:50:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:17:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:27,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/less.hpp:42:49: error: template argument 1 is invalid
     struct less_impl : less_impl<T, U, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/less.hpp:42:52: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct less_impl : less_impl<T, U, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/less.hpp:42:54: error: template argument 3 is invalid
     struct less_impl : less_impl<T, U, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/less.hpp:42:55: error: expected ‘{’ before ‘;’ token
     struct less_impl : less_impl<T, U, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/less.hpp:46:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/less.hpp:46:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/less.hpp:49:5: error: ‘constexpr’ does not name a type
     constexpr less_t less{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/less.hpp:49:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:18:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:27,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/less_equal.hpp:43:61: error: template argument 1 is invalid
     struct less_equal_impl : less_equal_impl<T, U, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/less_equal.hpp:43:64: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct less_equal_impl : less_equal_impl<T, U, when<true>> { };
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/less_equal.hpp:43:66: error: template argument 3 is invalid
     struct less_equal_impl : less_equal_impl<T, U, when<true>> { };
                                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/less_equal.hpp:43:67: error: expected ‘{’ before ‘;’ token
     struct less_equal_impl : less_equal_impl<T, U, when<true>> { };
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/less_equal.hpp:47:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/less_equal.hpp:47:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/less_equal.hpp:50:5: error: ‘constexpr’ does not name a type
     constexpr less_equal_t less_equal{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/less_equal.hpp:50:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:21:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:27,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:26:16: error: ‘constexpr’ does not name a type
         static constexpr bool value = false;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:26:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:30:68: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:30:77: error: expected ‘>’ before ‘<’ token
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:34:9: error: ‘constexpr’ does not name a type
         constexpr auto operator<(X&& x, Y&& y)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:34:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:37:68: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:37:77: error: expected ‘>’ before ‘<’ token
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:41:9: error: ‘constexpr’ does not name a type
         constexpr auto operator>(X&& x, Y&& y)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:41:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:44:68: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:44:77: error: expected ‘>’ before ‘<’ token
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:48:9: error: ‘constexpr’ does not name a type
         constexpr auto operator<=(X&& x, Y&& y)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:48:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:51:68: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:51:77: error: expected ‘>’ before ‘<’ token
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:55:9: error: ‘constexpr’ does not name a type
         constexpr auto operator>=(X&& x, Y&& y)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/orderable.hpp:55:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:23:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:27,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/first.hpp:38:48: error: template argument 1 is invalid
     struct first_impl : first_impl<P, when<true>> { };
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/first.hpp:38:51: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct first_impl : first_impl<P, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/first.hpp:38:53: error: template argument 2 is invalid
     struct first_impl : first_impl<P, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/first.hpp:38:54: error: expected ‘{’ before ‘;’ token
     struct first_impl : first_impl<P, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/first.hpp:42:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Pair&& pair) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/first.hpp:42:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/first.hpp:45:5: error: ‘constexpr’ does not name a type
     constexpr first_t first{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/first.hpp:45:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:24:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:27,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/second.hpp:37:50: error: template argument 1 is invalid
     struct second_impl : second_impl<P, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/second.hpp:37:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct second_impl : second_impl<P, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/second.hpp:37:55: error: template argument 2 is invalid
     struct second_impl : second_impl<P, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/second.hpp:37:56: error: expected ‘{’ before ‘;’ token
     struct second_impl : second_impl<P, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/second.hpp:41:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Pair&& pair) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/second.hpp:41:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/second.hpp:44:5: error: ‘constexpr’ does not name a type
     constexpr second_t second{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/second.hpp:44:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:27:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:43:60: error: ‘>>’ should be ‘> >’ within a nested template argument list
     struct pair : detail::operators::adl<pair<First, Second>>
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:49:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...dummy, typename = typename std::enable_if<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:49:63: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename ...dummy, typename = typename std::enable_if<
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:49:72: error: expected ‘>’ before ‘<’ token
         template <typename ...dummy, typename = typename std::enable_if<
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:53:9: error: ‘constexpr’ does not name a type
         constexpr pair()
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:53:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:59:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...dummy, typename = typename std::enable_if<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:59:63: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename ...dummy, typename = typename std::enable_if<
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:59:72: error: expected ‘>’ before ‘<’ token
         template <typename ...dummy, typename = typename std::enable_if<
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:63:9: error: ‘constexpr’ does not name a type
         constexpr pair(First const& fst, Second const& snd)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:63:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:68:68: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename T, typename U, typename = typename std::enable_if<
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:68:77: error: expected ‘>’ before ‘<’ token
         template <typename T, typename U, typename = typename std::enable_if<
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:72:9: error: ‘constexpr’ does not name a type
         constexpr pair(T&& t, U&& u)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:72:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:79:68: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename T, typename U, typename = typename std::enable_if<
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:79:77: error: expected ‘>’ before ‘<’ token
         template <typename T, typename U, typename = typename std::enable_if<
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:85:9: error: ‘constexpr’ does not name a type
         constexpr pair(pair<T, U> const& other)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:85:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:90:68: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename T, typename U, typename = typename std::enable_if<
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:90:77: error: expected ‘>’ before ‘<’ token
         template <typename T, typename U, typename = typename std::enable_if<
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:96:9: error: ‘constexpr’ does not name a type
         constexpr pair(pair<T, U>&& other)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:96:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:103:68: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename T, typename U, typename = typename std::enable_if<
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:103:77: error: expected ‘>’ before ‘<’ token
         template <typename T, typename U, typename = typename std::enable_if<
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:107:9: error: ‘constexpr’ does not name a type
         constexpr pair& operator=(pair<T, U> const& other) {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:107:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:113:68: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename T, typename U, typename = typename std::enable_if<
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:113:77: error: expected ‘>’ before ‘<’ token
         template <typename T, typename U, typename = typename std::enable_if<
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:117:9: error: ‘constexpr’ does not name a type
         constexpr pair& operator=(pair<T, U>&& other) {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:117:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:125:19: warning: defaulted and deleted functions only available with -std=c++11 or -std=gnu++11
         ~pair() = default;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:134:37: error: ‘>>’ should be ‘> >’ within a nested template argument list
     struct tag_of<pair<First, Second>> {
                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:135:15: error: expected nested-name-specifier before ‘type’
         using type = pair_tag;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:144:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = true;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:144:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:148:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = true;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:148:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:158:16: error: ‘constexpr’ does not name a type
         static constexpr pair<
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:158:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:169:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(hana::pair<First, Second>& p) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:169:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:175:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(hana::pair<First, Second> const& p) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:175:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:181:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(hana::pair<First, Second>&& p) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:181:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:191:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(hana::pair<First, Second>& p) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:191:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:197:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(hana::pair<First, Second> const& p) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:197:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:203:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(hana::pair<First, Second>&& p) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/pair.hpp:203:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/string.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/to.hpp:107:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/to.hpp:107:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/to.hpp:111:5: error: ‘constexpr’ does not name a type
     constexpr to_t<To> to{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/to.hpp:111:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/string.hpp:160:23: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <char ...s>
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/string.hpp:190:5: error: ‘constexpr’ does not name a type
     constexpr auto make_string = make<string_tag>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/string.hpp:190:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/string.hpp:194:5: error: ‘constexpr’ does not name a type
     constexpr auto to_string = to<string_tag>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/string.hpp:194:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/string.hpp:207:23: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <char ...s>
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/string.hpp:208:5: error: ‘constexpr’ does not name a type
     constexpr string<s...> string_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/string.hpp:208:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/bool.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:39:5: error: ‘constexpr’ does not name a type
     constexpr integral_constant<T, v> integral_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:39:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:44:5: error: expected unqualified-id before ‘using’
     using bool_ = integral_constant<bool, b>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:48:5: error: ‘constexpr’ does not name a type
     constexpr bool_<b> bool_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:48:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:51:11: error: expected nested-name-specifier before ‘true_’
     using true_ = bool_<true>;
           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:54:5: error: ‘constexpr’ does not name a type
     constexpr auto true_c = bool_c<true>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:54:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:57:11: error: expected nested-name-specifier before ‘false_’
     using false_ = bool_<false>;
           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:60:5: error: ‘constexpr’ does not name a type
     constexpr auto false_c = bool_c<false>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:60:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:65:5: error: expected unqualified-id before ‘using’
     using char_ = integral_constant<char, c>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:69:5: error: ‘constexpr’ does not name a type
     constexpr char_<c> char_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:69:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:74:5: error: expected unqualified-id before ‘using’
     using short_ = integral_constant<short, i>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:78:5: error: ‘constexpr’ does not name a type
     constexpr short_<i> short_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:78:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:83:5: error: expected unqualified-id before ‘using’
     using ushort_ = integral_constant<unsigned short, i>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:87:5: error: ‘constexpr’ does not name a type
     constexpr ushort_<i> ushort_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:87:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:92:5: error: expected unqualified-id before ‘using’
     using int_ = integral_constant<int, i>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:96:5: error: ‘constexpr’ does not name a type
     constexpr int_<i> int_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:96:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:101:5: error: expected unqualified-id before ‘using’
     using uint = integral_constant<unsigned int, i>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:105:5: error: ‘constexpr’ does not name a type
     constexpr uint<i> uint_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:105:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:110:5: error: expected unqualified-id before ‘using’
     using long_ = integral_constant<long, i>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:114:5: error: ‘constexpr’ does not name a type
     constexpr long_<i> long_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:114:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:119:5: error: expected unqualified-id before ‘using’
     using ulong = integral_constant<unsigned long, i>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:123:5: error: ‘constexpr’ does not name a type
     constexpr ulong<i> ulong_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:123:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:128:5: error: expected unqualified-id before ‘using’
     using llong = integral_constant<long long, i>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:132:5: error: ‘constexpr’ does not name a type
     constexpr llong<i> llong_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:132:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:137:5: error: expected unqualified-id before ‘using’
     using ullong = integral_constant<unsigned long long, i>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:141:5: error: ‘constexpr’ does not name a type
     constexpr ullong<i> ullong_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:141:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:146:5: error: expected unqualified-id before ‘using’
     using size_t = integral_constant<std::size_t, i>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:150:5: error: ‘constexpr’ does not name a type
     constexpr size_t<i> size_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:150:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:170:27: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <char ...c>
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:171:9: error: ‘constexpr’ does not name a type
         constexpr auto operator"" _c();
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/integral_constant.hpp:171:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/integral_constant.hpp:31:21: error: invalid use of incomplete type ‘struct boost::hana::integral_constant<bool, false>’
             : hana::integral_constant<bool, false>
                     ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/struct.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/integral_constant.hpp:237:12: note: declaration of ‘struct boost::hana::integral_constant<bool, false>’
     struct integral_constant
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/value.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/constant.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/value.hpp:59:48: error: template argument 1 is invalid
     struct value_impl : value_impl<C, when<true>> { };
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/value.hpp:59:51: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct value_impl : value_impl<C, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/value.hpp:59:53: error: template argument 2 is invalid
     struct value_impl : value_impl<C, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/value.hpp:59:54: error: expected ‘{’ before ‘;’ token
     struct value_impl : value_impl<C, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/value.hpp:62:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) value();
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/value.hpp:62:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/value.hpp:65:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) value(T const&)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/value.hpp:65:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/value.hpp:92:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(T const&) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/value.hpp:92:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/value.hpp:96:5: error: ‘constexpr’ does not name a type
     constexpr value_of_t value_of{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/value.hpp:96:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/constant.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/value.hpp:25:45: error: template argument 1 is invalid
     struct value_impl<C, when<condition>> : default_ {
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/value.hpp:25:54: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct value_impl<C, when<condition>> : default_ {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/value.hpp:25:26: error: template argument 2 is invalid
     struct value_impl<C, when<condition>> : default_ {
                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/value.hpp:31:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) value() {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/value.hpp:31:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/value.hpp:49:26: error: parse error in template argument list
     struct value_impl<I, when<hana::IntegralConstant<I>::value>> {
                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/value.hpp:49:66: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct value_impl<I, when<hana::IntegralConstant<I>::value>> {
                                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/value.hpp:49:26: error: template argument 2 is invalid
     struct value_impl<I, when<hana::IntegralConstant<I>::value>> {
                          ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/constant.hpp:26:60: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<value_impl<typename tag_of<C>::type>>::value
                                                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_left.hpp:74:56: error: template argument 1 is invalid
     struct fold_left_impl : fold_left_impl<T, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_left.hpp:74:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct fold_left_impl : fold_left_impl<T, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_left.hpp:74:61: error: template argument 2 is invalid
     struct fold_left_impl : fold_left_impl<T, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_left.hpp:74:62: error: expected ‘{’ before ‘;’ token
     struct fold_left_impl : fold_left_impl<T, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_left.hpp:78:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs, State&& state, F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_left.hpp:78:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_left.hpp:81:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs, F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_left.hpp:81:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_left.hpp:84:5: error: ‘constexpr’ does not name a type
     constexpr fold_left_t fold_left{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_left.hpp:84:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:18:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:20:12: error: template argument 1 is invalid
     struct foldl1_impl;
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:20:23: error: expected ‘>’ before ‘;’ token
     struct foldl1_impl;
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:20:23: error: expected unqualified-id before ‘;’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:23:12: error: ‘foldl1_impl’ is not a class template
     struct foldl1_impl<1> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:23:27: error: explicit specialization of non-template ‘boost::hana::detail::variadic::foldl1_impl’
     struct foldl1_impl<1> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:25:16: error: ‘constexpr’ does not name a type
         static constexpr X1 apply(F&&, X1&& x1)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:25:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:30:12: error: ‘foldl1_impl’ is not a class template
     struct foldl1_impl<2> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:30:25: error: ‘boost::hana::detail::variadic::foldl1_impl’ is not a template type
     struct foldl1_impl<2> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:39:12: error: ‘foldl1_impl’ is not a class template
     struct foldl1_impl<3> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:39:25: error: ‘boost::hana::detail::variadic::foldl1_impl’ is not a template type
     struct foldl1_impl<3> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:49:12: error: ‘foldl1_impl’ is not a class template
     struct foldl1_impl<4> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:49:25: error: ‘boost::hana::detail::variadic::foldl1_impl’ is not a template type
     struct foldl1_impl<4> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:60:12: error: ‘foldl1_impl’ is not a class template
     struct foldl1_impl<5> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:60:25: error: ‘boost::hana::detail::variadic::foldl1_impl’ is not a template type
     struct foldl1_impl<5> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:72:12: error: ‘foldl1_impl’ is not a class template
     struct foldl1_impl<6> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:72:25: error: ‘boost::hana::detail::variadic::foldl1_impl’ is not a template type
     struct foldl1_impl<6> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:85:12: error: ‘foldl1_impl’ is not a class template
     struct foldl1_impl<n, when<(n >= 7) && (n < 14)>> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:85:52: error: template argument 1 is invalid
     struct foldl1_impl<n, when<(n >= 7) && (n < 14)>> {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:85:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct foldl1_impl<n, when<(n >= 7) && (n < 14)>> {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:85:27: error: ‘boost::hana::detail::variadic::foldl1_impl’ is not a template type
     struct foldl1_impl<n, when<(n >= 7) && (n < 14)>> {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:18:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:107:12: error: ‘foldl1_impl’ is not a class template
     struct foldl1_impl<n, when<(n >= 14) && (n < 28)>> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:107:53: error: template argument 1 is invalid
     struct foldl1_impl<n, when<(n >= 14) && (n < 28)>> {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:107:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct foldl1_impl<n, when<(n >= 14) && (n < 28)>> {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:107:27: error: ‘boost::hana::detail::variadic::foldl1_impl’ is not a template type
     struct foldl1_impl<n, when<(n >= 14) && (n < 28)>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:131:12: error: ‘foldl1_impl’ is not a class template
     struct foldl1_impl<n, when<(n >= 28) && (n < 56)>> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:131:53: error: template argument 1 is invalid
     struct foldl1_impl<n, when<(n >= 28) && (n < 56)>> {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:131:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct foldl1_impl<n, when<(n >= 28) && (n < 56)>> {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:131:27: error: ‘boost::hana::detail::variadic::foldl1_impl’ is not a template type
     struct foldl1_impl<n, when<(n >= 28) && (n < 56)>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:160:12: error: ‘foldl1_impl’ is not a class template
     struct foldl1_impl<n, when<(n >= 56)>> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:160:41: error: template argument 1 is invalid
     struct foldl1_impl<n, when<(n >= 56)>> {
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:160:44: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct foldl1_impl<n, when<(n >= 56)>> {
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:160:27: error: ‘boost::hana::detail::variadic::foldl1_impl’ is not a template type
     struct foldl1_impl<n, when<(n >= 56)>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:202:53: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename F, typename X1, typename ...Xn>
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:203:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(F&& f, X1&& x1, Xn&& ...xn) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:203:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:210:5: error: ‘constexpr’ does not name a type
     constexpr foldl1_t foldl1{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:210:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:211:5: error: ‘constexpr’ does not name a type
     constexpr auto foldl = foldl1;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldl1.hpp:211:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/basic_tuple.hpp:34:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...Xs>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/basic_tuple.hpp:67:5: error: ‘constexpr’ does not name a type
     constexpr auto make_basic_tuple = make<basic_tuple_tag>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/basic_tuple.hpp:67:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:18:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/at.hpp:55:43: error: template argument 1 is invalid
     struct at_impl : at_impl<It, when<true>> { };
                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/at.hpp:55:46: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct at_impl : at_impl<It, when<true>> { };
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/at.hpp:55:48: error: template argument 2 is invalid
     struct at_impl : at_impl<It, when<true>> { };
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/at.hpp:55:49: error: expected ‘{’ before ‘;’ token
     struct at_impl : at_impl<It, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/at.hpp:59:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs, N const& n) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/at.hpp:59:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/at.hpp:62:5: error: ‘constexpr’ does not name a type
     constexpr at_t at{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/at.hpp:62:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/at.hpp:85:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) at_c(Xs&& xs);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/at.hpp:85:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/concept/sequence.hpp:161:44: error: template argument 1 is invalid
     struct Sequence : Sequence<S, when<true>> { };
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/concept/sequence.hpp:161:47: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct Sequence : Sequence<S, when<true>> { };
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/concept/sequence.hpp:161:49: error: template argument 2 is invalid
     struct Sequence : Sequence<S, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/concept/sequence.hpp:161:50: error: expected ‘{’ before ‘;’ token
     struct Sequence : Sequence<S, when<true>> { };
                                                  ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:23:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front.hpp:52:59: error: template argument 1 is invalid
     struct drop_front_impl : drop_front_impl<It, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front.hpp:52:62: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct drop_front_impl : drop_front_impl<It, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front.hpp:52:64: error: template argument 2 is invalid
     struct drop_front_impl : drop_front_impl<It, when<true>> { };
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front.hpp:52:65: error: expected ‘{’ before ‘;’ token
     struct drop_front_impl : drop_front_impl<It, when<true>> { };
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front.hpp:56:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, N const& n) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front.hpp:56:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front.hpp:59:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front.hpp:59:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front.hpp:62:5: error: ‘constexpr’ does not name a type
     constexpr drop_front_t drop_front{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front.hpp:62:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:25:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_empty.hpp:38:55: error: template argument 1 is invalid
     struct is_empty_impl : is_empty_impl<It, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_empty.hpp:38:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct is_empty_impl : is_empty_impl<It, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_empty.hpp:38:60: error: template argument 2 is invalid
     struct is_empty_impl : is_empty_impl<It, when<true>> { };
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_empty.hpp:38:61: error: expected ‘{’ before ‘;’ token
     struct is_empty_impl : is_empty_impl<It, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_empty.hpp:42:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs const& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_empty.hpp:42:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_empty.hpp:45:5: error: ‘constexpr’ does not name a type
     constexpr is_empty_t is_empty{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_empty.hpp:45:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:26:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/length.hpp:39:50: error: template argument 1 is invalid
     struct length_impl : length_impl<T, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/length.hpp:39:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct length_impl : length_impl<T, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/length.hpp:39:55: error: template argument 2 is invalid
     struct length_impl : length_impl<T, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/length.hpp:39:56: error: expected ‘{’ before ‘;’ token
     struct length_impl : length_impl<T, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/length.hpp:43:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs const& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/length.hpp:43:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/length.hpp:46:5: error: ‘constexpr’ does not name a type
     constexpr length_t length{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/length.hpp:46:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:27:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/transform.hpp:46:57: error: template argument 1 is invalid
     struct transform_impl : transform_impl<Xs, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/transform.hpp:46:60: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct transform_impl : transform_impl<Xs, when<true>> { };
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/transform.hpp:46:62: error: template argument 2 is invalid
     struct transform_impl : transform_impl<Xs, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/transform.hpp:46:63: error: expected ‘{’ before ‘;’ token
     struct transform_impl : transform_impl<Xs, when<true>> { };
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/transform.hpp:50:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/transform.hpp:50:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/transform.hpp:53:5: error: ‘constexpr’ does not name a type
     constexpr transform_t transform{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/transform.hpp:53:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:28:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unpack.hpp:84:50: error: template argument 1 is invalid
     struct unpack_impl : unpack_impl<T, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unpack.hpp:84:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct unpack_impl : unpack_impl<T, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unpack.hpp:84:55: error: template argument 2 is invalid
     struct unpack_impl : unpack_impl<T, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unpack.hpp:84:56: error: expected ‘{’ before ‘;’ token
     struct unpack_impl : unpack_impl<T, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unpack.hpp:88:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs, F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unpack.hpp:88:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unpack.hpp:91:5: error: ‘constexpr’ does not name a type
     constexpr unpack_t unpack{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unpack.hpp:91:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:44:46: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Indices, typename ...Xn>
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:51:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...n, typename ...Xn>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:51:46: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...n, typename ...Xn>
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:55:33: error: ‘index_sequence’ is not a member of ‘std’
         struct basic_tuple_impl<std::index_sequence<n...>, Xn...>
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:55:33: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:55:54: error: expected parameter pack before ‘...’
         struct basic_tuple_impl<std::index_sequence<n...>, Xn...>
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:55:57: error: template argument 1 is invalid
         struct basic_tuple_impl<std::index_sequence<n...>, Xn...>
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:79:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...Xn>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:80:12: warning: override controls (override/final) only available with -std=c++11 or -std=gnu++11
     struct basic_tuple final
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:81:36: error: ‘make_index_sequence’ is not a member of ‘std’
         : detail::basic_tuple_impl<std::make_index_sequence<sizeof...(Xn)>, Xn...>
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:81:36: error: ‘make_index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:81:67: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         : detail::basic_tuple_impl<std::make_index_sequence<sizeof...(Xn)>, Xn...>
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:81:74: error: template argument 1 is invalid
         : detail::basic_tuple_impl<std::make_index_sequence<sizeof...(Xn)>, Xn...>
                                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:81:82: error: expected ‘{’ before ‘>’ token
         : detail::basic_tuple_impl<std::make_index_sequence<sizeof...(Xn)>, Xn...>
                                                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:81:82: error: expected unqualified-id before ‘>’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:102:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...Xn>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:103:36: error: ‘>>’ should be ‘> >’ within a nested template argument list
     struct tag_of<basic_tuple<Xn...>> {
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:104:15: error: expected nested-name-specifier before ‘type’
         using type = basic_tuple_tag;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:112:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...i, typename ...Xn, typename F>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:112:46: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...i, typename ...Xn, typename F>
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:113:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:113:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:122:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...i, typename ...Xn, typename F>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:122:46: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...i, typename ...Xn, typename F>
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:123:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:123:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:132:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...i, typename ...Xn, typename F>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:132:46: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...i, typename ...Xn, typename F>
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:133:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:133:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:148:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...i, typename ...Xn, typename F>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:148:46: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...i, typename ...Xn, typename F>
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:149:16: error: ‘constexpr’ does not name a type
         static constexpr auto
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:149:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:158:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...i, typename ...Xn, typename F>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:158:46: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...i, typename ...Xn, typename F>
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:159:16: error: ‘constexpr’ does not name a type
         static constexpr auto
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:159:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:168:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...i, typename ...Xn, typename F>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:168:46: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...i, typename ...Xn, typename F>
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:169:16: error: ‘constexpr’ does not name a type
         static constexpr auto
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:169:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:185:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(Xs&& xs, N const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:185:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:193:62: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t N, typename Xs, std::size_t ...i>
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:194:16: error: ‘constexpr’ does not name a type
         static constexpr auto drop_front_helper(Xs&& xs, std::index_sequence<i...>) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:194:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:201:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Xs&& xs, N const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:201:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:211:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Xs>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:212:16: error: ‘constexpr’ does not name a type
         static constexpr hana::bool_<sizeof...(Xs) == 0>
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:212:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:218:39: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t n, typename ...Xs>
                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:219:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) at_c(basic_tuple<Xs...> const& xs) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:219:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:223:39: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t n, typename ...Xs>
                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:224:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) at_c(basic_tuple<Xs...>& xs) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:224:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:228:39: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t n, typename ...Xs>
                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:229:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) at_c(basic_tuple<Xs...>&& xs) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:229:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:238:16: error: ‘constexpr’ does not name a type
         static constexpr bool value = true;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:238:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:243:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Xn>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:244:16: error: ‘constexpr’ does not name a type
         static constexpr basic_tuple<typename detail::decay<Xn>::type...>
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:244:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:257:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Xn>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:258:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(basic_tuple<Xn...> const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/basic_tuple.hpp:258:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:49:54: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename Indices, typename F, typename ...X>
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:54:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename F, typename ...X>
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:55:9: error: ‘constexpr’ does not name a type
         constexpr partial_t<
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:55:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:65:30: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t ...n, typename F, typename ...X>
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:65:54: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t ...n, typename F, typename ...X>
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:66:22: error: ‘index_sequence’ is not a member of ‘std’
     struct partial_t<std::index_sequence<n...>, F, X...> {
                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:66:22: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:66:43: error: expected parameter pack before ‘...’
     struct partial_t<std::index_sequence<n...>, F, X...> {
                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:66:46: error: wrong number of template arguments (1, should be at least 2)
     struct partial_t<std::index_sequence<n...>, F, X...> {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:50:12: note: provided for ‘template<class Indices, class F, class ... X> struct boost::hana::partial_t’
     struct partial_t;
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:101:5: error: ‘constexpr’ does not name a type
     constexpr make_partial_t partial{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/partial.hpp:101:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/iterable.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front.hpp:26:5: error: ‘constexpr’ does not name a type
     constexpr auto drop_front_t::operator()(Xs&& xs, N const& n) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front.hpp:26:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front.hpp:45:5: error: ‘constexpr’ does not name a type
     constexpr auto drop_front_t::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front.hpp:45:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front.hpp:51:51: error: template argument 1 is invalid
     struct drop_front_impl<It, when<condition>> : default_ {
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front.hpp:51:60: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct drop_front_impl<It, when<condition>> : default_ {
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front.hpp:51:32: error: template argument 2 is invalid
     struct drop_front_impl<It, when<condition>> : default_ {
                                ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/iterable.hpp:21:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_empty.hpp:23:5: error: ‘constexpr’ does not name a type
     constexpr auto is_empty_t::operator()(Xs const& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_empty.hpp:23:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_empty.hpp:39:49: error: template argument 1 is invalid
     struct is_empty_impl<It, when<condition>> : default_ {
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_empty.hpp:39:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct is_empty_impl<It, when<condition>> : default_ {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_empty.hpp:39:30: error: template argument 2 is invalid
     struct is_empty_impl<It, when<condition>> : default_ {
                              ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/iterable.hpp:28:58: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<at_impl<typename tag_of<It>::type>>::value &&
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/iterable.hpp:29:66: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<drop_front_impl<typename tag_of<It>::type>>::value &&
                                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/iterable.hpp:30:64: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<is_empty_impl<typename tag_of<It>::type>>::value
                                                                ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at.hpp:27:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) at_t::operator()(Xs&& xs, N const& n) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at.hpp:27:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at.hpp:46:43: error: template argument 1 is invalid
     struct at_impl<It, when<condition>> : default_ {
                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at.hpp:46:52: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct at_impl<It, when<condition>> : default_ {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at.hpp:46:24: error: template argument 2 is invalid
     struct at_impl<It, when<condition>> : default_ {
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at.hpp:52:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) at_c(Xs&& xs) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at.hpp:52:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/product.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/first.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:22,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/second.hpp:23:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) second_t::operator()(Pair&& pair) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/second.hpp:23:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/second.hpp:39:46: error: template argument 1 is invalid
     struct second_impl<P, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/second.hpp:39:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct second_impl<P, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/second.hpp:39:27: error: template argument 2 is invalid
     struct second_impl<P, when<condition>> : default_ {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/first.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:22,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/product.hpp:27:60: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<first_impl<typename tag_of<P>::type>>::value &&
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/product.hpp:28:61: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<second_impl<typename tag_of<P>::type>>::value
                                                             ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:22:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/first.hpp:23:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) first_t::operator()(Pair&& pair) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/first.hpp:23:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/first.hpp:39:45: error: template argument 1 is invalid
     struct first_impl<P, when<condition>> : default_ {
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/first.hpp:39:54: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct first_impl<P, when<condition>> : default_ {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/first.hpp:39:26: error: template argument 2 is invalid
     struct first_impl<P, when<condition>> : default_ {
                          ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:25:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/length.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr auto length_t::operator()(Xs const& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/length.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/length.hpp:42:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...Xs>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/length.hpp:43:13: error: ‘constexpr’ does not name a type
             constexpr hana::size_t<sizeof...(Xs)> operator()(Xs const& ...) const
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/length.hpp:43:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/length.hpp:49:46: error: template argument 1 is invalid
     struct length_impl<T, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/length.hpp:49:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct length_impl<T, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/length.hpp:49:27: error: template argument 2 is invalid
     struct length_impl<T, when<condition>> : default_ {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:36:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) unpack_t::operator()(Xs&& xs, F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:36:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:52:46: error: template argument 1 is invalid
     struct unpack_impl<T, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:52:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct unpack_impl<T, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:52:27: error: template argument 2 is invalid
     struct unpack_impl<T, when<condition>> : default_ {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:63:64: error: ‘>>’ should be ‘> >’ within a nested template argument list
         hana::Iterable<It>::value && !is_default<length_impl<It>>::value
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:62:28: error: parse error in template argument list
     struct unpack_impl<It, when<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:64:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:62:28: error: template argument 2 is invalid
     struct unpack_impl<It, when<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:81:59: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Xs, typename F, std::size_t ...i>
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:82:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:82:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:88:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(Xs&& xs, F&& f) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:88:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:99:27: error: parse error in template argument list
     struct unpack_impl<T, when<hana::Product<T>::value>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:99:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct unpack_impl<T, when<hana::Product<T>::value>> {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:99:27: error: template argument 2 is invalid
     struct unpack_impl<T, when<hana::Product<T>::value>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:117:58: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename F, typename Udt, typename ...Members>
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:118:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:118:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:130:27: error: parse error in template argument list
     struct unpack_impl<S, when<hana::Struct<S>::value>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:130:57: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct unpack_impl<S, when<hana::Struct<S>::value>> {
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unpack.hpp:130:27: error: template argument 2 is invalid
     struct unpack_impl<S, when<hana::Struct<S>::value>> {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:26:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) fold_left_t::operator()(Xs&& xs, State&& state, F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:26:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:43:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) fold_left_t::operator()(Xs&& xs, F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:43:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:63:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...T>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:64:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(T&& ...t) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:64:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:75:49: error: template argument 1 is invalid
     struct fold_left_impl<T, when<condition>> : default_ {
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:75:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct fold_left_impl<T, when<condition>> : default_ {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_left.hpp:75:30: error: template argument 2 is invalid
     struct fold_left_impl<T, when<condition>> : default_ {
                              ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:27:64: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<fold_left_impl<typename tag_of<T>::type>>::value ||
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/foldable.hpp:28:61: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<unpack_impl<typename tag_of<T>::type>>::value
                                                             ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:17:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/sequence.hpp:32:21: error: invalid use of incomplete type ‘struct boost::hana::integral_constant<bool, false>’
             : hana::integral_constant<bool, false>
                     ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/struct.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/integral_constant.hpp:237:12: note: declaration of ‘struct boost::hana::integral_constant<bool, false>’
     struct integral_constant
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:17:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/sequence.hpp:39:38: error: template argument 1 is invalid
         : detail::sequence_dispatch<S>
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/sequence.hpp:40:5: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     { };
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/sequence.hpp:40:7: error: template argument 2 is invalid
     { };
       ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/common.hpp:100:5: error: expected unqualified-id before ‘using’
     using common_t = typename common<T, U>::type;
     ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:18:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/canonical_constant.hpp:27:15: error: expected nested-name-specifier before ‘value_type’
         using value_type = T;
               ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:18:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/canonical_constant.hpp:45:50: error: ‘>>’ should be ‘> >’ within a nested template argument list
     struct value_impl<detail::CanonicalConstant<T>> {
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/canonical_constant.hpp:47:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply()
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/canonical_constant.hpp:47:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/canonical_constant.hpp:54:20: error: ‘constexpr’ does not name a type
             static constexpr auto value = hana::to<T>(hana::value<X>());
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/canonical_constant.hpp:54:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/canonical_constant.hpp:55:19: error: expected nested-name-specifier before ‘hana_tag’
             using hana_tag = detail::CanonicalConstant<T>;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/canonical_constant.hpp:60:53: error: parse error in template argument list
     struct to_impl<detail::CanonicalConstant<T>, C, when<
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/canonical_constant.hpp:65:5: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/canonical_constant.hpp:60:53: error: template argument 3 is invalid
     struct to_impl<detail::CanonicalConstant<T>, C, when<
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/canonical_constant.hpp:75:56: error: ‘>>’ should be ‘> >’ within a nested template argument list
     struct IntegralConstant<detail::CanonicalConstant<T>> {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/canonical_constant.hpp:76:16: error: ‘constexpr’ does not name a type
         static constexpr bool value = std::is_integral<T>::value;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/canonical_constant.hpp:76:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/std_common_type.hpp:28:16: error: ‘declval’ is not a member of ‘std’
         true ? std::declval<T>() : std::declval<U>()
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/std_common_type.hpp:28:30: error: expected primary-expression before ‘>’ token
         true ? std::declval<T>() : std::declval<U>()
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/std_common_type.hpp:28:32: error: expected primary-expression before ‘)’ token
         true ? std::declval<T>() : std::declval<U>()
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/std_common_type.hpp:28:36: error: ‘declval’ is not a member of ‘std’
         true ? std::declval<T>() : std::declval<U>()
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/std_common_type.hpp:28:50: error: expected primary-expression before ‘>’ token
         true ? std::declval<T>() : std::declval<U>()
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/std_common_type.hpp:28:52: error: expected primary-expression before ‘)’ token
         true ? std::declval<T>() : std::declval<U>()
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/std_common_type.hpp:29:5: error: a cast to a type other than an integral or enumeration type cannot appear in a constant-expression
     ))> {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/std_common_type.hpp:29:6: error: a function call cannot appear in a constant-expression
     ))> {
      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/std_common_type.hpp:29:7: error: template argument 3 is invalid
     ))> {
       ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/void_t.hpp:17:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/void_t.hpp:18:5: error: expected unqualified-id before ‘using’
     using void_t = void;
     ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:31:43: error: template argument 1 is invalid
     struct common : common<T, U, when<true>> { };
                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:31:46: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct common : common<T, U, when<true>> { };
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:31:48: error: template argument 3 is invalid
     struct common : common<T, U, when<true>> { };
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:31:49: error: expected ‘{’ before ‘;’ token
     struct common : common<T, U, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:36:39: error: template argument 1 is invalid
         : detail::std_common_type<T, U>
                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:37:5: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     { };
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:37:7: error: template argument 3 is invalid
     { };
       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:41:15: error: expected nested-name-specifier before ‘type’
         using type = T;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:48:41: error: expected class-name before ‘{’ token
     struct has_common : std::false_type { };
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:51:29: error: ‘void_t’ is not a member of ‘boost::hana::detail’
     struct has_common<T, U, detail::void_t<typename common<T, U>::type>>
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:51:29: error: ‘void_t’ is not a member of ‘boost::hana::detail’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:52:16: error: template argument 3 is invalid
         : std::true_type
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:68:19: error: expected nested-name-specifier before ‘type’
             using type = detail::CanonicalConstant<C>;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:71:38: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <template <typename ...> class A, typename T, typename U, typename C>
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:73:19: error: expected nested-name-specifier before ‘type’
             using type = A<C>;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:78:25: error: parse error in template argument list
     struct common<A, B, when<
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:82:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:78:25: error: template argument 3 is invalid
     struct common<A, B, when<
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:91:25: error: parse error in template argument list
     struct common<A, B, when<
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:95:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:91:25: error: template argument 3 is invalid
     struct common<A, B, when<
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:100:25: error: parse error in template argument list
     struct common<A, B, when<
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:104:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/common.hpp:100:25: error: template argument 3 is invalid
     struct common<A, B, when<
                         ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:21:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/make.hpp:23:53: error: template argument 1 is invalid
     struct make_impl : make_impl<Datatype, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/make.hpp:23:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct make_impl : make_impl<Datatype, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/make.hpp:23:58: error: template argument 2 is invalid
     struct make_impl : make_impl<Datatype, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/make.hpp:23:59: error: expected ‘{’ before ‘;’ token
     struct make_impl : make_impl<Datatype, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/make.hpp:27:51: error: template argument 1 is invalid
     struct make_impl<Datatype, when<condition>> : default_ {
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/make.hpp:27:60: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct make_impl<Datatype, when<condition>> : default_ {
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/make.hpp:27:32: error: template argument 2 is invalid
     struct make_impl<Datatype, when<condition>> : default_ {
                                ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:22:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/wrong.hpp:29:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/wrong.hpp:30:36: error: expected class-name before ‘{’ token
     struct wrong : std::false_type { };
                                    ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:17:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:36:49: error: template argument 1 is invalid
     struct to_impl : to_impl<To, From, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:36:52: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct to_impl : to_impl<To, From, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:36:54: error: template argument 3 is invalid
     struct to_impl : to_impl<To, From, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:36:55: error: expected ‘{’ before ‘;’ token
     struct to_impl : to_impl<To, From, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:45:20: error: ‘constexpr’ does not name a type
             static constexpr auto apply(X const&) {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:45:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:53:29: error: ‘declval’ is not a member of ‘std’
             static_cast<To>(std::declval<From>())
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:53:46: error: expected primary-expression before ‘>’ token
             static_cast<To>(std::declval<From>())
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:53:48: error: expected primary-expression before ‘)’ token
             static_cast<To>(std::declval<From>())
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:53:49: error: a cast to a type other than an integral or enumeration type cannot appear in a constant-expression
             static_cast<To>(std::declval<From>())
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:54:9: error: a function call cannot appear in a constant-expression
         )> {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:54:10: error: template argument 3 is invalid
         )> {
          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:63:53: error: template argument 1 is invalid
         : convert_detail::maybe_static_cast<To, From>
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:64:5: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     { };
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:64:7: error: template argument 3 is invalid
     { };
       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:69:16: error: ‘constexpr’ does not name a type
         static constexpr X apply(X&& x)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:69:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:76:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) to_t<To>::operator()(X&& x) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:76:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:87:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(long double, double);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:87:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(long double, double);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:88:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(long double, float);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:88:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(long double, float);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:89:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(double     , float);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:89:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(double     , float);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:91:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed long long, signed long);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:91:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed long long, signed long);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:92:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed long long, signed int);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:92:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed long long, signed int);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:93:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed long long, signed short);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:93:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed long long, signed short);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:94:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed long long, signed char);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:94:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed long long, signed char);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:95:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed long     , signed int);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:95:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed long     , signed int);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:96:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed long     , signed short);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:96:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed long     , signed short);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:97:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed long     , signed char);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:97:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed long     , signed char);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:98:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed int      , signed short);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:98:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed int      , signed short);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:99:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed int      , signed char);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:99:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed int      , signed char);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:100:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed short    , signed char);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:100:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(signed short    , signed char);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:102:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned long long, unsigned long);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:102:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned long long, unsigned long);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:103:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned long long, unsigned int);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:103:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned long long, unsigned int);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:104:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned long long, unsigned short);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:104:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned long long, unsigned short);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:105:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned long long, unsigned char);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:105:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned long long, unsigned char);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:106:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned long     , unsigned int);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:106:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned long     , unsigned int);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:107:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned long     , unsigned short);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:107:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned long     , unsigned short);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:108:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned long     , unsigned char);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:108:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned long     , unsigned char);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:109:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned int      , unsigned short);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:109:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned int      , unsigned short);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:110:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned int      , unsigned char);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:110:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned int      , unsigned char);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: error: ‘constexpr’ does not name a type
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:111:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned short    , unsigned char);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:85:14: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     { static constexpr TO apply(FROM x) { return x; } }                     \
              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:111:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_EMBEDDING_IMPL(unsigned short    , unsigned char);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:117:19: error: expected nested-name-specifier before ‘type’
             using type = typename std::conditional<std::is_signed<char>::value,
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:128:20: error: ‘type’ is not a member of ‘boost::hana::detail::copy_char_signedness<long long int>’
     struct to_impl<detail::copy_char_signedness<TO>::type, char>            \
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:136:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL(long long);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:128:20: error: ‘type’ is not a member of ‘boost::hana::detail::copy_char_signedness<long long int>’
     struct to_impl<detail::copy_char_signedness<TO>::type, char>            \
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:136:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL(long long);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:128:64: error: template argument 1 is invalid
     struct to_impl<detail::copy_char_signedness<TO>::type, char>            \
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:136:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL(long long);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:128:20: error: ‘type’ is not a member of ‘boost::hana::detail::copy_char_signedness<long int>’
     struct to_impl<detail::copy_char_signedness<TO>::type, char>            \
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:137:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL(long);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:128:20: error: ‘type’ is not a member of ‘boost::hana::detail::copy_char_signedness<long int>’
     struct to_impl<detail::copy_char_signedness<TO>::type, char>            \
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:137:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL(long);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:128:64: error: template argument 1 is invalid
     struct to_impl<detail::copy_char_signedness<TO>::type, char>            \
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:137:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL(long);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:128:20: error: ‘type’ is not a member of ‘boost::hana::detail::copy_char_signedness<int>’
     struct to_impl<detail::copy_char_signedness<TO>::type, char>            \
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:138:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL(int);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:128:20: error: ‘type’ is not a member of ‘boost::hana::detail::copy_char_signedness<int>’
     struct to_impl<detail::copy_char_signedness<TO>::type, char>            \
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:138:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL(int);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:128:64: error: template argument 1 is invalid
     struct to_impl<detail::copy_char_signedness<TO>::type, char>            \
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:138:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL(int);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:128:20: error: ‘type’ is not a member of ‘boost::hana::detail::copy_char_signedness<short int>’
     struct to_impl<detail::copy_char_signedness<TO>::type, char>            \
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:139:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL(short);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:128:20: error: ‘type’ is not a member of ‘boost::hana::detail::copy_char_signedness<short int>’
     struct to_impl<detail::copy_char_signedness<TO>::type, char>            \
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:139:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL(short);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:128:64: error: template argument 1 is invalid
     struct to_impl<detail::copy_char_signedness<TO>::type, char>            \
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:139:5: note: in expansion of macro ‘BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL’
     BOOST_HANA_DEFINE_CHAR_EMBEDDING_IMPL(short);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:143:33: error: ‘nullptr’ was not declared in this scope
     struct to_impl<T*, decltype(nullptr)> : embedding<> {
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:143:40: error: a function call cannot appear in a constant-expression
     struct to_impl<T*, decltype(nullptr)> : embedding<> {
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:143:41: error: template argument 2 is invalid
     struct to_impl<T*, decltype(nullptr)> : embedding<> {
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:151:44: error: expected class-name before ‘{’ token
     struct is_convertible : std::true_type { };
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:155:73: error: ‘*’ cannot appear in a constant-expression
         static_cast<convert_detail::no_conversion>(*(to_impl<To, From>*)0)
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:155:74: error: a cast to a type other than an integral or enumeration type cannot appear in a constant-expression
         static_cast<convert_detail::no_conversion>(*(to_impl<To, From>*)0)
                                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:155:74: error: a cast to a type other than an integral or enumeration type cannot appear in a constant-expression
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:156:5: error: a function call cannot appear in a constant-expression
     )> : std::false_type { };
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:156:6: error: template argument 3 is invalid
     )> : std::false_type { };
      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:156:26: error: expected class-name before ‘{’ token
     )> : std::false_type { };
                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:162:42: error: expected class-name before ‘{’ token
     struct is_embedded : std::false_type { };
                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:166:59: error: ‘*’ cannot appear in a constant-expression
         static_cast<embedding<true>>(*(to_impl<To, From>*)0)
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:166:60: error: template argument 1 is invalid
         static_cast<embedding<true>>(*(to_impl<To, From>*)0)
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:167:5: error: expected ‘>’ before ‘)’ token
     )> : std::true_type { };
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:167:5: error: expected ‘(’ before ‘)’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:167:5: error: expected primary-expression before ‘)’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:167:5: error: a cast to a type other than an integral or enumeration type cannot appear in a constant-expression
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:167:27: error: template argument 3 is invalid
     )> : std::true_type { };
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:173:30: error: parse error in template argument list
     struct to_impl<To, From, when<
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:176:71: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> : embedding<is_embedded<typename From::value_type, To>::value> {
                                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:173:30: error: template argument 3 is invalid
     struct to_impl<To, From, when<
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:186:26: error: parse error in template argument list
     struct to_impl<S, F, when<
                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:189:40: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> : embedding<Sequence<F>::value> {
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/to.hpp:186:26: error: template argument 3 is invalid
     struct to_impl<S, F, when<
                          ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/div.hpp:48:47: error: template argument 1 is invalid
     struct div_impl : div_impl<T, U, when<true>> { };
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/div.hpp:48:50: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct div_impl : div_impl<T, U, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/div.hpp:48:52: error: template argument 3 is invalid
     struct div_impl : div_impl<T, U, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/div.hpp:48:53: error: expected ‘{’ before ‘;’ token
     struct div_impl : div_impl<T, U, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/div.hpp:52:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Y&& y) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/div.hpp:52:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/div.hpp:55:5: error: ‘constexpr’ does not name a type
     constexpr div_t div{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/div.hpp:55:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minus.hpp:56:51: error: template argument 1 is invalid
     struct minus_impl : minus_impl<T, U, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minus.hpp:56:54: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct minus_impl : minus_impl<T, U, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minus.hpp:56:56: error: template argument 3 is invalid
     struct minus_impl : minus_impl<T, U, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minus.hpp:56:57: error: expected ‘{’ before ‘;’ token
     struct minus_impl : minus_impl<T, U, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minus.hpp:60:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Y&& y) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minus.hpp:60:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minus.hpp:63:5: error: ‘constexpr’ does not name a type
     constexpr minus_t minus{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minus.hpp:63:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:17:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/mod.hpp:51:47: error: template argument 1 is invalid
     struct mod_impl : mod_impl<T, U, when<true>> { };
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/mod.hpp:51:50: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct mod_impl : mod_impl<T, U, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/mod.hpp:51:52: error: template argument 3 is invalid
     struct mod_impl : mod_impl<T, U, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/mod.hpp:51:53: error: expected ‘{’ before ‘;’ token
     struct mod_impl : mod_impl<T, U, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/mod.hpp:55:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Y&& y) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/mod.hpp:55:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/mod.hpp:58:5: error: ‘constexpr’ does not name a type
     constexpr mod_t mod{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/mod.hpp:58:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:18:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/mult.hpp:52:49: error: template argument 1 is invalid
     struct mult_impl : mult_impl<T, U, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/mult.hpp:52:52: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct mult_impl : mult_impl<T, U, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/mult.hpp:52:54: error: template argument 3 is invalid
     struct mult_impl : mult_impl<T, U, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/mult.hpp:52:55: error: expected ‘{’ before ‘;’ token
     struct mult_impl : mult_impl<T, U, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/mult.hpp:56:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Y&& y) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/mult.hpp:56:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/mult.hpp:59:5: error: ‘constexpr’ does not name a type
     constexpr mult_t mult{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/mult.hpp:59:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/negate.hpp:31:50: error: template argument 1 is invalid
     struct negate_impl : negate_impl<G, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/negate.hpp:31:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct negate_impl : negate_impl<G, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/negate.hpp:31:55: error: template argument 2 is invalid
     struct negate_impl : negate_impl<G, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/negate.hpp:31:56: error: expected ‘{’ before ‘;’ token
     struct negate_impl : negate_impl<G, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/negate.hpp:35:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/negate.hpp:35:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/negate.hpp:38:5: error: ‘constexpr’ does not name a type
     constexpr negate_t negate{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/negate.hpp:38:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/plus.hpp:52:49: error: template argument 1 is invalid
     struct plus_impl : plus_impl<T, U, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/plus.hpp:52:52: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct plus_impl : plus_impl<T, U, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/plus.hpp:52:54: error: template argument 3 is invalid
     struct plus_impl : plus_impl<T, U, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/plus.hpp:52:55: error: expected ‘{’ before ‘;’ token
     struct plus_impl : plus_impl<T, U, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/plus.hpp:56:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Y&& y) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/plus.hpp:56:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/plus.hpp:59:5: error: ‘constexpr’ does not name a type
     constexpr plus_t plus{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/plus.hpp:59:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:28:16: error: ‘constexpr’ does not name a type
         static constexpr bool value = false;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:28:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:32:68: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:32:77: error: expected ‘>’ before ‘<’ token
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:36:9: error: ‘constexpr’ does not name a type
         constexpr auto operator+(X&& x, Y&& y)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:36:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:40:68: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:40:77: error: expected ‘>’ before ‘<’ token
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:44:9: error: ‘constexpr’ does not name a type
         constexpr auto operator-(X&& x, Y&& y)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:44:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:47:56: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename X, typename = typename std::enable_if<
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:47:65: error: expected ‘>’ before ‘<’ token
         template <typename X, typename = typename std::enable_if<
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:50:9: error: ‘constexpr’ does not name a type
         constexpr auto operator-(X&& x)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:50:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:54:68: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:54:77: error: expected ‘>’ before ‘<’ token
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:58:9: error: ‘constexpr’ does not name a type
         constexpr auto operator*(X&& x, Y&& y)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:58:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:62:68: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:62:77: error: expected ‘>’ before ‘<’ token
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:66:9: error: ‘constexpr’ does not name a type
         constexpr auto operator/(X&& x, Y&& y)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:66:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:69:68: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:69:77: error: expected ‘>’ before ‘<’ token
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:73:9: error: ‘constexpr’ does not name a type
         constexpr auto operator%(X&& x, Y&& y)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:73:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/logical.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/and.hpp:39:44: error: template argument 1 is invalid
     struct and_impl : and_impl<L, when<true>> { };
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/and.hpp:39:47: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct and_impl : and_impl<L, when<true>> { };
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/and.hpp:39:49: error: template argument 2 is invalid
     struct and_impl : and_impl<L, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/and.hpp:39:50: error: expected ‘{’ before ‘;’ token
     struct and_impl : and_impl<L, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/and.hpp:43:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Y&& y) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/and.hpp:43:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/and.hpp:45:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Y>
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/and.hpp:46:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Y&& ...y) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/and.hpp:46:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/and.hpp:49:5: error: ‘constexpr’ does not name a type
     constexpr and_t and_{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/and.hpp:49:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/logical.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/not.hpp:36:44: error: template argument 1 is invalid
     struct not_impl : not_impl<L, when<true>> { };
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/not.hpp:36:47: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct not_impl : not_impl<L, when<true>> { };
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/not.hpp:36:49: error: template argument 2 is invalid
     struct not_impl : not_impl<L, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/not.hpp:36:50: error: expected ‘{’ before ‘;’ token
     struct not_impl : not_impl<L, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/not.hpp:40:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/not.hpp:40:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/not.hpp:43:5: error: ‘constexpr’ does not name a type
     constexpr not_t not_{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/not.hpp:43:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/logical.hpp:17:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/or.hpp:39:42: error: template argument 1 is invalid
     struct or_impl : or_impl<L, when<true>> { };
                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/or.hpp:39:45: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct or_impl : or_impl<L, when<true>> { };
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/or.hpp:39:47: error: template argument 2 is invalid
     struct or_impl : or_impl<L, when<true>> { };
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/or.hpp:39:48: error: expected ‘{’ before ‘;’ token
     struct or_impl : or_impl<L, when<true>> { };
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/or.hpp:43:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Y&& y) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/or.hpp:43:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/or.hpp:45:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Y>
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/or.hpp:46:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Y&& ...y) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/or.hpp:46:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/or.hpp:49:5: error: ‘constexpr’ does not name a type
     constexpr or_t or_{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/or.hpp:49:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:21:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/logical.hpp:25:16: error: ‘constexpr’ does not name a type
         static constexpr bool value = false;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/logical.hpp:25:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/logical.hpp:29:68: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/logical.hpp:29:77: error: expected ‘>’ before ‘<’ token
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/logical.hpp:33:9: error: ‘constexpr’ does not name a type
         constexpr auto operator||(X&& x, Y&& y)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/logical.hpp:33:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/logical.hpp:36:68: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/logical.hpp:36:77: error: expected ‘>’ before ‘<’ token
         template <typename X, typename Y, typename = typename std::enable_if<
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/logical.hpp:40:9: error: ‘constexpr’ does not name a type
         constexpr auto operator&&(X&& x, Y&& y)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/logical.hpp:40:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/logical.hpp:43:56: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename X, typename = typename std::enable_if<
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/logical.hpp:43:65: error: expected ‘>’ before ‘<’ token
         template <typename X, typename = typename std::enable_if<
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/logical.hpp:46:9: error: ‘constexpr’ does not name a type
         constexpr auto operator!(X&& x)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/logical.hpp:46:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:23,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/eval.hpp:47:46: error: template argument 1 is invalid
     struct eval_impl : eval_impl<T, when<true>> { };
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/eval.hpp:47:49: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct eval_impl : eval_impl<T, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/eval.hpp:47:51: error: template argument 2 is invalid
     struct eval_impl : eval_impl<T, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/eval.hpp:47:52: error: expected ‘{’ before ‘;’ token
     struct eval_impl : eval_impl<T, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/eval.hpp:51:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Expr&& expr) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/eval.hpp:51:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/eval.hpp:54:5: error: ‘constexpr’ does not name a type
     constexpr eval_t eval{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/eval.hpp:54:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval.hpp:18:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:23,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/id.hpp:29:9: error: ‘constexpr’ does not name a type
         constexpr T operator()(T&& t) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/id.hpp:29:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/id.hpp:34:5: error: ‘constexpr’ does not name a type
     constexpr id_t id{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/id.hpp:34:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:23:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval.hpp:24:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) eval_t::operator()(Expr&& expr) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval.hpp:24:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval.hpp:32:44: error: template argument 1 is invalid
     struct eval_impl<T, when<condition>> : default_ {
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval.hpp:32:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct eval_impl<T, when<condition>> : default_ {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval.hpp:32:25: error: template argument 2 is invalid
     struct eval_impl<T, when<condition>> : default_ {
                         ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:25:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/eval_if.hpp:144:52: error: template argument 1 is invalid
     struct eval_if_impl : eval_if_impl<L, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/eval_if.hpp:144:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct eval_if_impl : eval_if_impl<L, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/eval_if.hpp:144:57: error: template argument 2 is invalid
     struct eval_if_impl : eval_if_impl<L, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/eval_if.hpp:144:58: error: expected ‘{’ before ‘;’ token
     struct eval_if_impl : eval_if_impl<L, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/eval_if.hpp:148:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Cond&& cond, Then&& then, Else&& else_) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/eval_if.hpp:148:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/eval_if.hpp:151:5: error: ‘constexpr’ does not name a type
     constexpr eval_if_t eval_if{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/eval_if.hpp:151:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:26:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/if.hpp:46:42: error: template argument 1 is invalid
     struct if_impl : if_impl<L, when<true>> { };
                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/if.hpp:46:45: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct if_impl : if_impl<L, when<true>> { };
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/if.hpp:46:47: error: template argument 2 is invalid
     struct if_impl : if_impl<L, when<true>> { };
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/if.hpp:46:48: error: expected ‘{’ before ‘;’ token
     struct if_impl : if_impl<L, when<true>> { };
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/if.hpp:50:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Cond&& cond, Then&& then, Else&& else_) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/if.hpp:50:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/if.hpp:53:5: error: ‘constexpr’ does not name a type
     constexpr if_t if_{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/if.hpp:53:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:40:52: error: ‘make_integer_sequence’ in namespace ‘std’ does not name a template type
         template <typename T, T N, typename = std::make_integer_sequence<T, N>>
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:40:73: error: expected ‘>’ before ‘<’ token
         template <typename T, T N, typename = std::make_integer_sequence<T, N>>
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:41:18: error: expected unqualified-id before ‘;’ token
         struct go;
                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:43:41: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename T, T N, T ...i>
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:44:16: error: ‘go’ is not a class template
         struct go<T, N, std::integer_sequence<T, i...>> {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:44:25: error: ‘integer_sequence’ is not a member of ‘std’
         struct go<T, N, std::integer_sequence<T, i...>> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:44:25: error: ‘integer_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:44:54: error: spurious ‘>>’, use ‘>’ to terminate a template argument list
         struct go<T, N, std::integer_sequence<T, i...>> {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:45:19: error: expected nested-name-specifier before ‘swallow’
             using swallow = T[];
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:48:20: error: ‘constexpr’ does not name a type
             static constexpr void with_index(F&& f)
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:48:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:52:20: error: ‘constexpr’ does not name a type
             static constexpr void without_index(F&& f)
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:52:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:58:9: error: ‘constexpr’ does not name a type
         constexpr void with_index_t<T, v>::operator()(F&& f) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:58:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:63:9: error: ‘constexpr’ does not name a type
         constexpr void times_t<T, v>::operator()(F&& f) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:63:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:68:9: error: ‘constexpr’ does not name a type
         constexpr with_index_t<T, v> times_t<T, v>::with_index;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:68:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:73:5: error: ‘constexpr’ does not name a type
     constexpr ic_detail::times_t<T, v> integral_constant<T, v>::times;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:73:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:76:19: error: parse error in template argument list
     struct tag_of<integral_constant<T, v>> {
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:76:44: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct tag_of<integral_constant<T, v>> {
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:76:19: error: template argument 1 is invalid
     struct tag_of<integral_constant<T, v>> {
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:86:60: error: ‘>>’ should be ‘> >’ within a nested template argument list
         struct comparable_operators<integral_constant_tag<T>> {
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:87:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = true;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:87:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:90:59: error: ‘>>’ should be ‘> >’ within a nested template argument list
         struct orderable_operators<integral_constant_tag<T>> {
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:91:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = true;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:91:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:94:60: error: ‘>>’ should be ‘> >’ within a nested template argument list
         struct arithmetic_operators<integral_constant_tag<T>> {
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:95:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = true;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:95:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:98:57: error: ‘>>’ should be ‘> >’ within a nested template argument list
         struct logical_operators<integral_constant_tag<T>> {
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:99:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = true;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:99:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:112:5: error: ‘constexpr’ does not name a type
     constexpr integral_constant<decltype(op u), (op u)>                     \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:118:5: note: in expansion of macro ‘BOOST_HANA_INTEGRAL_CONSTANT_UNARY_OP’
     BOOST_HANA_INTEGRAL_CONSTANT_UNARY_OP(+)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:112:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr integral_constant<decltype(op u), (op u)>                     \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:118:5: note: in expansion of macro ‘BOOST_HANA_INTEGRAL_CONSTANT_UNARY_OP’
     BOOST_HANA_INTEGRAL_CONSTANT_UNARY_OP(+)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:112:5: error: ‘constexpr’ does not name a type
     constexpr integral_constant<decltype(op u), (op u)>                     \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:121:5: note: in expansion of macro ‘BOOST_HANA_INTEGRAL_CONSTANT_UNARY_OP’
     BOOST_HANA_INTEGRAL_CONSTANT_UNARY_OP(~)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:112:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr integral_constant<decltype(op u), (op u)>                     \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:121:5: note: in expansion of macro ‘BOOST_HANA_INTEGRAL_CONSTANT_UNARY_OP’
     BOOST_HANA_INTEGRAL_CONSTANT_UNARY_OP(~)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:105:5: error: ‘constexpr’ does not name a type
     constexpr integral_constant<decltype(u op v), (u op v)>                 \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:122:5: note: in expansion of macro ‘BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP’
     BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP(&)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:105:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr integral_constant<decltype(u op v), (u op v)>                 \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:122:5: note: in expansion of macro ‘BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP’
     BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP(&)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:105:5: error: ‘constexpr’ does not name a type
     constexpr integral_constant<decltype(u op v), (u op v)>                 \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:123:5: note: in expansion of macro ‘BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP’
     BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP(|)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:105:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr integral_constant<decltype(u op v), (u op v)>                 \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:123:5: note: in expansion of macro ‘BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP’
     BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP(|)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:105:5: error: ‘constexpr’ does not name a type
     constexpr integral_constant<decltype(u op v), (u op v)>                 \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:124:5: note: in expansion of macro ‘BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP’
     BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP(^)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:105:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr integral_constant<decltype(u op v), (u op v)>                 \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:124:5: note: in expansion of macro ‘BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP’
     BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP(^)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:105:5: error: ‘constexpr’ does not name a type
     constexpr integral_constant<decltype(u op v), (u op v)>                 \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:125:5: note: in expansion of macro ‘BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP’
     BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP(<<)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:105:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr integral_constant<decltype(u op v), (u op v)>                 \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:125:5: note: in expansion of macro ‘BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP’
     BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP(<<)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:105:5: error: ‘constexpr’ does not name a type
     constexpr integral_constant<decltype(u op v), (u op v)>                 \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:126:5: note: in expansion of macro ‘BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP’
     BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP(>>)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:105:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr integral_constant<decltype(u op v), (u op v)>                 \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:126:5: note: in expansion of macro ‘BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP’
     BOOST_HANA_INTEGRAL_CONSTANT_BINARY_OP(>>)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:137:9: error: ‘constexpr’ does not name a type
         constexpr int to_int(char c) {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:137:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:154:9: error: ‘constexpr’ does not name a type
         constexpr long long parse(const char (&arr)[N]) {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:154:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:196:27: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <char ...c>
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:197:9: error: ‘constexpr’ does not name a type
         constexpr auto operator"" _c() {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:197:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:206:52: error: ‘>>’ should be ‘> >’ within a nested template argument list
     struct IntegralConstant<integral_constant_tag<T>> {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:207:16: error: ‘constexpr’ does not name a type
         static constexpr bool value = true;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:207:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:211:49: error: parse error in template argument list
     struct to_impl<integral_constant_tag<T>, C, when<hana::IntegralConstant<C>::value>>
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:213:5: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:211:49: error: template argument 3 is invalid
     struct to_impl<integral_constant_tag<T>, C, when<hana::IntegralConstant<C>::value>>
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:223:48: error: ‘>>’ should be ‘> >’ within a nested template argument list
     struct eval_if_impl<integral_constant_tag<T>> {
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:225:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:225:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:234:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:234:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:239:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:239:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:245:43: error: ‘>>’ should be ‘> >’ within a nested template argument list
     struct if_impl<integral_constant_tag<T>> {
                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:247:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:247:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:260:16: error: ‘constexpr’ does not name a type
         static constexpr auto
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:260:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:265:16: error: ‘constexpr’ does not name a type
         static constexpr auto
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:265:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/create.hpp:21:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <template <typename ...> class T>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/create.hpp:23:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...X>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/create.hpp:24:9: error: ‘constexpr’ does not name a type
         constexpr T<typename detail::decay<X>::type...>
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/create.hpp:24:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:77:45: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename Xs, typename ...Z>
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:78:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(Xs&& xs, Z const& ...) const&
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:78:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:82:45: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename Xs, typename ...Z>
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:83:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(Xs&& xs, Z const& ...) &
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:83:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:87:45: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename Xs, typename ...Z>
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:88:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(Xs&& xs, Z const& ...) &&
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:88:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:93:59: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename F, typename Xs, std::size_t ...i>
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:94:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) invoke_impl(F&& f, Xs&& xs, std::index_sequence<i...>) {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:94:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:98:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...X>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:105:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator[](X&& x) const
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:105:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:108:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...X>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:109:13: error: ‘constexpr’ does not name a type
             constexpr invoke<typename detail::decay<X>::type...>
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:109:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:115:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...X>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:117:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...Y>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:118:13: error: ‘constexpr’ does not name a type
             constexpr invoke(placeholder::secret, Y&& ...y)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:118:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:120:13: error: expected unqualified-id before ‘{’ token
             { }
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:124:44: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename F, typename ...Z>
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:125:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(F&& f, Z const& ...) const& -> decltype(
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:125:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:132:44: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename F, typename ...Z>
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:133:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(F&& f, Z const& ...) & -> decltype(
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:133:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:140:44: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename F, typename ...Z>
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:141:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(F&& f, Z const& ...) && -> decltype(
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:141:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:211:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:221:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(+, unary_plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:212:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const                \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:221:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(+, unary_plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:212:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const                \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:221:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(+, unary_plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:217:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder)               \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:221:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(+, unary_plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:217:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder)               \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:221:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(+, unary_plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:211:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:222:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(-, unary_minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:212:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const                \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:222:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(-, unary_minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:212:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const                \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:222:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(-, unary_minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:217:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder)               \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:222:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(-, unary_minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:217:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder)               \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:222:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(-, unary_minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:154:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:159:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:164:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:174:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:179:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:184:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:191:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>                        \
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:223:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(+, plus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:154:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:159:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:164:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:174:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:179:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:184:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:191:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>                        \
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:224:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(-, minus)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:154:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:159:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:164:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:174:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:179:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:184:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:191:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>                        \
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:225:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(*, times)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:154:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:159:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:164:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:174:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:179:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:184:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:191:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>                        \
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:226:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(/, divide)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:154:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:159:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:164:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:174:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:179:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:184:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:191:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>                        \
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:227:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(%, modulo)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:211:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:230:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(~, bitwise_not)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:212:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const                \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:230:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(~, bitwise_not)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:212:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const                \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:230:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(~, bitwise_not)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:217:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder)               \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:230:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(~, bitwise_not)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:217:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder)               \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:230:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(~, bitwise_not)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:154:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:159:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:164:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:174:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:179:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:184:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:191:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>                        \
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:231:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&, bitwise_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:154:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:159:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:164:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:174:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:179:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:184:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:191:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>                        \
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:232:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(|, bitwise_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:154:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:159:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:164:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:174:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:179:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:184:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:191:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>                        \
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:233:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(^, bitwise_xor)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:154:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:159:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:164:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:174:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:179:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:184:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:191:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>                        \
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:234:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<<, left_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:154:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:159:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:164:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:174:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:179:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:184:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:191:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>                        \
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:235:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>>, right_shift)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:154:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:159:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:164:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:174:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:179:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:184:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:191:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>                        \
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:238:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(==, equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:154:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:159:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:164:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:174:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:179:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:184:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:191:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>                        \
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:239:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(!=, not_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:154:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:159:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:164:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:174:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:179:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:184:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:191:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>                        \
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:240:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<, less)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:154:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:159:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:164:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:174:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:179:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:184:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:191:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>                        \
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:241:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(<=, less_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:154:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:159:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:164:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:174:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:179:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:184:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:191:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>                        \
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:242:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>, greater)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:154:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:159:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:164:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:174:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:179:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:184:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:191:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>                        \
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:243:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(>=, greater_equal)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:154:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:159:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:164:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:174:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:179:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:184:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:191:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>                        \
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:246:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(||, logical_or)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:154:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:159:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:160:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:164:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Y, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(Y&& y, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:174:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:175:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const& -> decltype(      \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:179:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:180:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) & -> decltype(           \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:184:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                    \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:185:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) && -> decltype(          \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:191:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>                        \
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:192:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Y&& y, Z const& ...) const -> decltype(\
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:198:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (X&& x, placeholder)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:202:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     constexpr decltype(auto) operator op (placeholder, Y&& y)                   \
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:205:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder, placeholder)      \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:247:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_BINARY_OP’
             BOOST_HANA_PLACEHOLDER_BINARY_OP(&&, logical_and)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:211:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:248:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(!, logical_not)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:212:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const                \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:248:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(!, logical_not)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:212:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const                \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:248:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(!, logical_not)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:217:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder)               \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:248:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(!, logical_not)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:217:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder)               \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:248:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(!, logical_not)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:211:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Z>                                \
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:251:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(*, dereference)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:212:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, Z const& ...) const                \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:251:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(*, dereference)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:212:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
         constexpr auto operator()(X&& x, Z const& ...) const                \
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:251:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(*, dereference)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:217:12: error: ‘constexpr’ does not name a type
     inline constexpr decltype(auto) operator op (placeholder)               \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:251:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(*, dereference)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:217:12: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
     inline constexpr decltype(auto) operator op (placeholder)               \
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:251:13: note: in expansion of macro ‘BOOST_HANA_PLACEHOLDER_UNARY_OP’
             BOOST_HANA_PLACEHOLDER_UNARY_OP(*, dereference)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:259:5: error: ‘constexpr’ does not name a type
     constexpr placeholder_detail::placeholder _{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/placeholder.hpp:259:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr void constexpr_swap(T& x, T& y) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:32:5: error: ‘constexpr’ does not name a type
     constexpr void reverse(BidirIter first, BidirIter last) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:32:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:42:5: error: ‘constexpr’ does not name a type
     constexpr bool next_permutation(BidirIter first, BidirIter last,
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:42:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:66:5: error: ‘constexpr’ does not name a type
     constexpr bool next_permutation(BidirIter first, BidirIter last)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:66:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:71:5: error: ‘constexpr’ does not name a type
     constexpr bool lexicographical_compare(InputIter1 first1, InputIter1 last1,
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:71:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:85:5: error: ‘constexpr’ does not name a type
     constexpr bool lexicographical_compare(InputIter1 first1, InputIter1 last1,
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:85:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:91:5: error: ‘constexpr’ does not name a type
     constexpr bool equal(InputIter1 first1, InputIter1 last1,
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:91:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:102:5: error: ‘constexpr’ does not name a type
     constexpr bool equal(InputIter1 first1, InputIter1 last1,
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:102:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:108:5: error: ‘constexpr’ does not name a type
     constexpr void sort(BidirIter first, BidirIter last, BinaryPred pred) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:108:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:122:5: error: ‘constexpr’ does not name a type
     constexpr void sort(BidirIter first, BidirIter last)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:122:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:127:5: error: ‘constexpr’ does not name a type
     constexpr InputIter find(InputIter first, InputIter last, T const& value) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:127:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:135:5: error: ‘constexpr’ does not name a type
     constexpr InputIter find_if(InputIter first, InputIter last, UnaryPred pred) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:135:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:143:5: error: ‘constexpr’ does not name a type
     constexpr void iota(ForwardIter first, ForwardIter last, T value) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:143:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:151:5: error: ‘constexpr’ does not name a type
     constexpr std::size_t
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:151:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:161:5: error: ‘constexpr’ does not name a type
     constexpr T accumulate(InputIt first, InputIt last, T init, F f) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:161:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:168:5: error: ‘constexpr’ does not name a type
     constexpr T accumulate(InputIt first, InputIt last, T init) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:168:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:173:5: error: ‘constexpr’ does not name a type
     constexpr ForwardIt min_element(ForwardIt first, ForwardIt last) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/algorithm.hpp:173:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:22:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/iterable.hpp:21:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator[](N&& n) & {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/iterable.hpp:21:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/iterable.hpp:27:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator[](N&& n) const& {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/iterable.hpp:27:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/iterable.hpp:33:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator[](N&& n) && {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/iterable.hpp:33:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/contains.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:25,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/flip.hpp:41:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/flip.hpp:42:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Y&& y, Z&& ...z) const& {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/flip.hpp:42:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/flip.hpp:50:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/flip.hpp:51:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Y&& y, Z&& ...z) & {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/flip.hpp:51:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/flip.hpp:59:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename Y, typename ...Z>
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/flip.hpp:60:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Y&& y, Z&& ...z) && {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/flip.hpp:60:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/flip.hpp:69:5: error: ‘constexpr’ does not name a type
     constexpr detail::create<flip_t> flip{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/flip.hpp:69:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/contains.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:25,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/reverse_partial.hpp:48:54: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename Indices, typename F, typename ...X>
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/reverse_partial.hpp:53:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename F, typename ...X>
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/reverse_partial.hpp:54:9: error: ‘constexpr’ does not name a type
         constexpr reverse_partial_t<
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/reverse_partial.hpp:54:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/reverse_partial.hpp:63:30: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t ...n, typename F, typename ...X>
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/reverse_partial.hpp:63:54: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t ...n, typename F, typename ...X>
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/reverse_partial.hpp:64:30: error: ‘index_sequence’ is not a member of ‘std’
     struct reverse_partial_t<std::index_sequence<n...>, F, X...> {
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/reverse_partial.hpp:64:30: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/reverse_partial.hpp:64:51: error: expected parameter pack before ‘...’
     struct reverse_partial_t<std::index_sequence<n...>, F, X...> {
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/reverse_partial.hpp:64:54: error: wrong number of template arguments (1, should be at least 2)
     struct reverse_partial_t<std::index_sequence<n...>, F, X...> {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/reverse_partial.hpp:49:12: note: provided for ‘template<class Indices, class F, class ... X> struct boost::hana::reverse_partial_t’
     struct reverse_partial_t;
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/reverse_partial.hpp:99:5: error: ‘constexpr’ does not name a type
     constexpr make_reverse_partial_t reverse_partial{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/reverse_partial.hpp:99:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/contains.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:25,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:90:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...X>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:91:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(X&& ...x) const&
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:91:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:94:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...X>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:95:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(X&& ...x) &
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:95:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:98:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...X>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:99:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(X&& ...x) &&
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:99:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:106:13: error: ‘constexpr’ does not name a type
             constexpr infix_t<left, right, typename detail::decay<F>::type>
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:106:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:115:33: error: expected nested-name-specifier before ‘type’
         struct dispatch { using type = Object; };
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:118:47: error: ‘>>’ should be ‘> >’ within a nested template argument list
         struct dispatch<infix_t<left, right, F>> {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:119:19: error: expected nested-name-specifier before ‘type’
             using type = Infix<left, right>;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:129:20: error: ‘constexpr’ does not name a type
             static constexpr decltype(auto) apply(F&& f, Y&& y) {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:129:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:142:20: error: ‘constexpr’ does not name a type
             static constexpr decltype(auto) apply(F&& f, Y&& y) {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:142:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:149:53: error: template argument 2 is invalid
         struct bind_infix<Object, Infix<false, false>> {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:149:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
         struct bind_infix<Object, Infix<false, false>> {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:149:35: error: template argument 2 is invalid
         struct bind_infix<Object, Infix<false, false>> {
                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:160:52: error: template argument 2 is invalid
         struct bind_infix<Object, Infix<false, true>> {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:160:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
         struct bind_infix<Object, Infix<false, true>> {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:160:35: error: template argument 2 is invalid
         struct bind_infix<Object, Infix<false, true>> {
                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:168:9: error: expected unqualified-id before ‘using’
         using strip = typename std::remove_cv<
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:173:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator^(X&& x, Y&& y) {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:173:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:181:5: error: ‘constexpr’ does not name a type
     constexpr infix_detail::make_infix<false, false> infix{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/infix.hpp:181:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:25:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/contains.hpp:47:54: error: template argument 1 is invalid
     struct contains_impl : contains_impl<S, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/contains.hpp:47:57: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct contains_impl : contains_impl<S, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/contains.hpp:47:59: error: template argument 2 is invalid
     struct contains_impl : contains_impl<S, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/contains.hpp:47:60: error: expected ‘{’ before ‘;’ token
     struct contains_impl : contains_impl<S, when<true>> { };
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/contains.hpp:51:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Key&& key) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/contains.hpp:51:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/contains.hpp:54:5: error: ‘constexpr’ does not name a type
     constexpr auto contains = hana::infix(contains_t{});
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/contains.hpp:54:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/contains.hpp:54:55: error: expected unqualified-id before ‘)’ token
     constexpr auto contains = hana::infix(contains_t{});
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/contains.hpp:70:5: error: ‘constexpr’ does not name a type
     constexpr auto in = hana::infix(hana::flip(hana::contains));
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/contains.hpp:70:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:30:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/find.hpp:49:46: error: template argument 1 is invalid
     struct find_impl : find_impl<S, when<true>> { };
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/find.hpp:49:49: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct find_impl : find_impl<S, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/find.hpp:49:51: error: template argument 2 is invalid
     struct find_impl : find_impl<S, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/find.hpp:49:52: error: expected ‘{’ before ‘;’ token
     struct find_impl : find_impl<S, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/find.hpp:53:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Key const& key) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/find.hpp:53:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/find.hpp:56:5: error: ‘constexpr’ does not name a type
     constexpr find_t find{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/find.hpp:56:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:31:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/front.hpp:37:49: error: template argument 1 is invalid
     struct front_impl : front_impl<It, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/front.hpp:37:52: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct front_impl : front_impl<It, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/front.hpp:37:54: error: template argument 2 is invalid
     struct front_impl : front_impl<It, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/front.hpp:37:55: error: expected ‘{’ before ‘;’ token
     struct front_impl : front_impl<It, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/front.hpp:41:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/front.hpp:41:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/front.hpp:44:5: error: ‘constexpr’ does not name a type
     constexpr front_t front{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/front.hpp:44:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:32:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/hash.hpp:57:46: error: template argument 1 is invalid
     struct hash_impl : hash_impl<T, when<true>> { };
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/hash.hpp:57:49: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct hash_impl : hash_impl<T, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/hash.hpp:57:51: error: template argument 2 is invalid
     struct hash_impl : hash_impl<T, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/hash.hpp:57:52: error: expected ‘{’ before ‘;’ token
     struct hash_impl : hash_impl<T, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/hash.hpp:61:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X const& x) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/hash.hpp:61:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/hash.hpp:64:5: error: ‘constexpr’ does not name a type
     constexpr hash_t hash{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/hash.hpp:64:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:38:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zero.hpp:35:46: error: template argument 1 is invalid
     struct zero_impl : zero_impl<M, when<true>> { };
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zero.hpp:35:49: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct zero_impl : zero_impl<M, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zero.hpp:35:51: error: template argument 2 is invalid
     struct zero_impl : zero_impl<M, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zero.hpp:35:52: error: expected ‘{’ before ‘;’ token
     struct zero_impl : zero_impl<M, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zero.hpp:39:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()() const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zero.hpp:39:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zero.hpp:43:5: error: ‘constexpr’ does not name a type
     constexpr zero_t<M> zero{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zero.hpp:43:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/logical.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/if.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:39,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval_if.hpp:29:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) eval_if_t::operator()(Cond&& cond, Then&& then_, Else&& else_) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval_if.hpp:29:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval_if.hpp:47:47: error: template argument 1 is invalid
     struct eval_if_impl<L, when<condition>> : default_ {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval_if.hpp:47:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct eval_if_impl<L, when<condition>> : default_ {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval_if.hpp:47:28: error: template argument 2 is invalid
     struct eval_if_impl<L, when<condition>> : default_ {
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval_if.hpp:56:33: error: ‘is_arithmetic’ is not a member of ‘std’
     struct eval_if_impl<L, when<std::is_arithmetic<L>::value>> {
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval_if.hpp:56:33: error: ‘is_arithmetic’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval_if.hpp:56:53: error: template argument 1 is invalid
     struct eval_if_impl<L, when<std::is_arithmetic<L>::value>> {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval_if.hpp:56:61: error: template argument 2 is invalid
     struct eval_if_impl<L, when<std::is_arithmetic<L>::value>> {
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval_if.hpp:68:28: error: parse error in template argument list
     struct eval_if_impl<C, when<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval_if.hpp:71:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/eval_if.hpp:68:28: error: template argument 2 is invalid
     struct eval_if_impl<C, when<
                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/logical.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/if.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:39,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not.hpp:28:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) not_t::operator()(X&& x) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not.hpp:28:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not.hpp:44:49: error: template argument 1 is invalid
     struct not_impl<L, when<condition>> : hana::default_ {
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not.hpp:44:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct not_impl<L, when<condition>> : hana::default_ {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not.hpp:44:24: error: template argument 2 is invalid
     struct not_impl<L, when<condition>> : hana::default_ {
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not.hpp:50:35: error: ‘is_arithmetic’ is not a member of ‘std’
     struct not_impl<L, hana::when<std::is_arithmetic<L>::value>> {
                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not.hpp:50:35: error: ‘is_arithmetic’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not.hpp:50:55: error: template argument 1 is invalid
     struct not_impl<L, hana::when<std::is_arithmetic<L>::value>> {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not.hpp:50:63: error: template argument 2 is invalid
     struct not_impl<L, hana::when<std::is_arithmetic<L>::value>> {
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not.hpp:59:20: error: ‘constexpr’ does not name a type
             static constexpr auto value = hana::not_(hana::value<X>());
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not.hpp:59:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not.hpp:60:19: error: expected nested-name-specifier before ‘hana_tag’
             using hana_tag = detail::CanonicalConstant<typename C::value_type>;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not.hpp:65:30: error: parse error in template argument list
     struct not_impl<C, hana::when<
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not.hpp:68:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not.hpp:65:30: error: template argument 2 is invalid
     struct not_impl<C, hana::when<
                              ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/while.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/logical.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/if.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:39,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/while.hpp:60:48: error: template argument 1 is invalid
     struct while_impl : while_impl<L, when<true>> { };
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/while.hpp:60:51: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct while_impl : while_impl<L, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/while.hpp:60:53: error: template argument 2 is invalid
     struct while_impl : while_impl<L, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/while.hpp:60:54: error: expected ‘{’ before ‘;’ token
     struct while_impl : while_impl<L, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/while.hpp:64:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Pred&& pred, State&& state, F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/while.hpp:64:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/while.hpp:67:5: error: ‘constexpr’ does not name a type
     constexpr while_t while_{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/while.hpp:67:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/logical.hpp:21:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/if.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:39,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/while.hpp:30:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) while_t::operator()(Pred&& pred, State&& state, F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/while.hpp:30:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/while.hpp:49:57: error: template argument 1 is invalid
     struct while_impl<L, hana::when<condition>> : hana::default_ {
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/while.hpp:49:66: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct while_impl<L, hana::when<condition>> : hana::default_ {
                                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/while.hpp:49:32: error: template argument 2 is invalid
     struct while_impl<L, hana::when<condition>> : hana::default_ {
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/while.hpp:55:37: error: ‘is_arithmetic’ is not a member of ‘std’
     struct while_impl<L, hana::when<std::is_arithmetic<L>::value>> {
                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/while.hpp:55:37: error: ‘is_arithmetic’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/while.hpp:55:57: error: template argument 1 is invalid
     struct while_impl<L, hana::when<std::is_arithmetic<L>::value>> {
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/while.hpp:55:65: error: template argument 2 is invalid
     struct while_impl<L, hana::when<std::is_arithmetic<L>::value>> {
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/while.hpp:76:32: error: parse error in template argument list
     struct while_impl<C, hana::when<
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/while.hpp:79:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/while.hpp:76:32: error: template argument 2 is invalid
     struct while_impl<C, hana::when<
                                ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/if.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:39,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/logical.hpp:28:62: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<eval_if_impl<typename tag_of<L>::type>>::value &&
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/logical.hpp:29:58: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<not_impl<typename tag_of<L>::type>>::value &&
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/logical.hpp:30:60: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<while_impl<typename tag_of<L>::type>>::value
                                                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:39:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/if.hpp:24:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) if_t::operator()(Cond&& cond, Then&& then_, Else&& else_) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/if.hpp:24:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/if.hpp:45:13: error: ‘constexpr’ does not name a type
             constexpr T&& operator()() && { return static_cast<T&&>(value); }
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/if.hpp:45:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/if.hpp:50:42: error: template argument 1 is invalid
     struct if_impl<L, when<condition>> : default_ {
                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/if.hpp:50:51: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct if_impl<L, when<condition>> : default_ {
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/if.hpp:50:23: error: template argument 2 is invalid
     struct if_impl<L, when<condition>> : default_ {
                       ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:41,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:280:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...T>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:313:5: error: ‘constexpr’ does not name a type
     constexpr auto make_optional = make<optional_tag>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:313:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:329:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(T&&) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:329:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:332:5: error: ‘constexpr’ does not name a type
     constexpr make_just_t just{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:332:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:346:57: error: ‘>>’ should be ‘> >’ within a nested template argument list
     struct optional<> : detail::operators::adl<optional<>> {
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:348:9: error: ‘constexpr’ does not name a type
         constexpr optional() = default;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:348:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:349:9: error: ‘constexpr’ does not name a type
         constexpr optional(optional const&) = default;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:349:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:350:9: error: ‘constexpr’ does not name a type
         constexpr optional(optional&&) = default;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:350:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:353:9: error: ‘constexpr’ does not name a type
         constexpr optional& operator=(optional const&) = default;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:353:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:354:9: error: ‘constexpr’ does not name a type
         constexpr optional& operator=(optional&&) = default;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:354:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:357:9: error: ‘constexpr’ does not name a type
         constexpr decltype(nullptr) operator->() const { return nullptr; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:357:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:359:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...dummy>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:360:9: error: ‘constexpr’ does not name a type
         constexpr auto value() const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:360:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:362:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...dummy>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:363:9: error: ‘constexpr’ does not name a type
         constexpr auto operator*() const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:363:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:366:9: error: ‘constexpr’ does not name a type
         constexpr U&& value_or(U&& u) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:366:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:369:5: error: ‘constexpr’ does not name a type
     constexpr optional<> nothing{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:369:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:408:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Def&&, F&& f, optional<T> const& m) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:408:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:412:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Def&&, F&& f, optional<T>& m) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:412:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:416:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Def&&, F&& f, optional<T>&& m) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:416:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:420:9: error: ‘constexpr’ does not name a type
         constexpr Def operator()(Def&& def, F&&, optional<> const&) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:420:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:424:5: error: ‘constexpr’ does not name a type
     constexpr maybe_t maybe{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:424:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:462:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:462:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:465:5: error: ‘constexpr’ does not name a type
     constexpr sfinae_t sfinae{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:465:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:484:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...T>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:485:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(optional<T...> const&) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:485:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:488:5: error: ‘constexpr’ does not name a type
     constexpr is_just_t is_just{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:488:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:507:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...T>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:508:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(optional<T...> const&) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:508:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:511:5: error: ‘constexpr’ does not name a type
     constexpr is_nothing_t is_nothing{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/optional.hpp:511:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/monad.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:41,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/chain.hpp:56:48: error: template argument 1 is invalid
     struct chain_impl : chain_impl<M, when<true>> { };
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/chain.hpp:56:51: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct chain_impl : chain_impl<M, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/chain.hpp:56:53: error: template argument 2 is invalid
     struct chain_impl : chain_impl<M, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/chain.hpp:56:54: error: expected ‘{’ before ‘;’ token
     struct chain_impl : chain_impl<M, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/chain.hpp:60:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs, F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/chain.hpp:60:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/chain.hpp:63:5: error: ‘constexpr’ does not name a type
     constexpr chain_t chain{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/chain.hpp:63:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:21:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:41,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/monad.hpp:23:16: error: ‘constexpr’ does not name a type
         static constexpr bool value = false;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/monad.hpp:23:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/monad.hpp:27:69: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename Xs, typename F, typename = typename std::enable_if<
                                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/monad.hpp:27:78: error: expected ‘>’ before ‘<’ token
         template <typename Xs, typename F, typename = typename std::enable_if<
                                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/monad.hpp:30:9: error: ‘constexpr’ does not name a type
         constexpr auto operator|(Xs&& xs, F&& f)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/monad.hpp:30:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:25:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:41,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/any_of.hpp:42:50: error: template argument 1 is invalid
     struct any_of_impl : any_of_impl<S, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/any_of.hpp:42:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct any_of_impl : any_of_impl<S, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/any_of.hpp:42:55: error: template argument 2 is invalid
     struct any_of_impl : any_of_impl<S, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/any_of.hpp:42:56: error: expected ‘{’ before ‘;’ token
     struct any_of_impl : any_of_impl<S, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/any_of.hpp:46:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Pred&& pred) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/any_of.hpp:46:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/any_of.hpp:49:5: error: ‘constexpr’ does not name a type
     constexpr any_of_t any_of{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/any_of.hpp:49:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:26:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:41,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/ap.hpp:67:42: error: template argument 1 is invalid
     struct ap_impl : ap_impl<A, when<true>> { };
                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/ap.hpp:67:45: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct ap_impl : ap_impl<A, when<true>> { };
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/ap.hpp:67:47: error: template argument 2 is invalid
     struct ap_impl : ap_impl<A, when<true>> { };
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/ap.hpp:67:48: error: expected ‘{’ before ‘;’ token
     struct ap_impl : ap_impl<A, when<true>> { };
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/ap.hpp:71:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(F&& f, X&& x) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/ap.hpp:71:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/ap.hpp:73:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename F, typename ...Xs>
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/ap.hpp:74:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(F&& f, Xs&& ...xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/ap.hpp:74:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/ap.hpp:77:5: error: ‘constexpr’ does not name a type
     constexpr ap_t ap{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/ap.hpp:77:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:27:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:41,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/concat.hpp:52:50: error: template argument 1 is invalid
     struct concat_impl : concat_impl<M, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/concat.hpp:52:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct concat_impl : concat_impl<M, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/concat.hpp:52:55: error: template argument 2 is invalid
     struct concat_impl : concat_impl<M, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/concat.hpp:52:56: error: expected ‘{’ before ‘;’ token
     struct concat_impl : concat_impl<M, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/concat.hpp:56:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Ys&& ys) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/concat.hpp:56:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/concat.hpp:59:5: error: ‘constexpr’ does not name a type
     constexpr concat_t concat{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/concat.hpp:59:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:29:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:41,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/empty.hpp:41:48: error: template argument 1 is invalid
     struct empty_impl : empty_impl<M, when<true>> { };
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/empty.hpp:41:51: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct empty_impl : empty_impl<M, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/empty.hpp:41:53: error: template argument 2 is invalid
     struct empty_impl : empty_impl<M, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/empty.hpp:41:54: error: expected ‘{’ before ‘;’ token
     struct empty_impl : empty_impl<M, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/empty.hpp:45:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()() const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/empty.hpp:45:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/empty.hpp:49:5: error: ‘constexpr’ does not name a type
     constexpr empty_t<M> empty{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/empty.hpp:49:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:31:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:41,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/find_if.hpp:46:52: error: template argument 1 is invalid
     struct find_if_impl : find_if_impl<S, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/find_if.hpp:46:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct find_if_impl : find_if_impl<S, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/find_if.hpp:46:57: error: template argument 2 is invalid
     struct find_if_impl : find_if_impl<S, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/find_if.hpp:46:58: error: expected ‘{’ before ‘;’ token
     struct find_if_impl : find_if_impl<S, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/find_if.hpp:50:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Pred&& pred) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/find_if.hpp:50:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/find_if.hpp:53:5: error: ‘constexpr’ does not name a type
     constexpr find_if_t find_if{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/find_if.hpp:53:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:32:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:41,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/flatten.hpp:52:52: error: template argument 1 is invalid
     struct flatten_impl : flatten_impl<M, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/flatten.hpp:52:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct flatten_impl : flatten_impl<M, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/flatten.hpp:52:57: error: template argument 2 is invalid
     struct flatten_impl : flatten_impl<M, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/flatten.hpp:52:58: error: expected ‘{’ before ‘;’ token
     struct flatten_impl : flatten_impl<M, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/flatten.hpp:56:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/flatten.hpp:56:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/flatten.hpp:59:5: error: ‘constexpr’ does not name a type
     constexpr flatten_t flatten{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/flatten.hpp:59:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:34:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:41,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lift.hpp:49:46: error: template argument 1 is invalid
     struct lift_impl : lift_impl<A, when<true>> { };
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lift.hpp:49:49: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct lift_impl : lift_impl<A, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lift.hpp:49:51: error: template argument 2 is invalid
     struct lift_impl : lift_impl<A, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lift.hpp:49:52: error: expected ‘{’ before ‘;’ token
     struct lift_impl : lift_impl<A, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lift.hpp:54:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lift.hpp:54:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lift.hpp:58:5: error: ‘constexpr’ does not name a type
     constexpr lift_t<A> lift{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lift.hpp:58:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:36:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:41,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:118:5: error: expected unqualified-id before ‘using’
     using type = typename type_impl<T>::_;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:128:5: error: ‘constexpr’ does not name a type
     constexpr type<T> type_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:128:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:194:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(T&&) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:194:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:197:5: error: ‘constexpr’ does not name a type
     constexpr decltype_t decltype_{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:197:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:237:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(T&&) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:237:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:240:5: error: ‘constexpr’ does not name a type
     constexpr typeid_t typeid_{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:240:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:262:5: error: ‘constexpr’ does not name a type
     constexpr auto make_type = hana::make<type_tag>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:262:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:297:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(T&&) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:297:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:300:5: error: ‘constexpr’ does not name a type
     constexpr sizeof_t sizeof_{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:300:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:333:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(T&&) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:333:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:336:5: error: ‘constexpr’ does not name a type
     constexpr alignof_t alignof_{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:336:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:377:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(F&&) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:377:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:379:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename F, typename ...Args>
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:380:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(F&&, Args&&...) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:380:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:383:5: error: ‘constexpr’ does not name a type
     constexpr is_valid_t is_valid{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:383:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:410:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <template <typename ...> class F>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:413:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <template <typename ...> class F>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:414:5: error: ‘constexpr’ does not name a type
     constexpr template_t<F> template_{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:414:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:441:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <template <typename ...> class f>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:444:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <template <typename ...> class f>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:445:5: error: ‘constexpr’ does not name a type
     constexpr metafunction_t<f> metafunction{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:445:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:476:5: error: ‘constexpr’ does not name a type
     constexpr metafunction_class_t<F> metafunction_class{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:476:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:524:9: error: ‘constexpr’ does not name a type
         constexpr integral_t<F> operator()(F const&) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:524:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:528:5: error: ‘constexpr’ does not name a type
     constexpr make_integral_t integral{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:528:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:538:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <template <typename ...> class F>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:539:5: error: ‘constexpr’ does not name a type
     constexpr auto trait = hana::integral(hana::metafunction<F>);
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/type.hpp:539:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:41:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:53:49: error: expected nested-name-specifier before ‘type’
         struct nested_type<T, type_tag> { using type = typename T::type; };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:59:9: error: ‘constexpr’ does not name a type
         constexpr optional() = default;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:59:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:60:9: error: ‘constexpr’ does not name a type
         constexpr optional(optional const&) = default;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:60:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:61:9: error: ‘constexpr’ does not name a type
         constexpr optional(optional&&) = default;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:61:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:63:9: error: ‘constexpr’ does not name a type
         constexpr optional(T const& t)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:63:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:67:9: error: ‘constexpr’ does not name a type
         constexpr optional(T&& t)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:67:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:72:9: error: ‘constexpr’ does not name a type
         constexpr optional& operator=(optional const&) = default;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:72:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:73:9: error: ‘constexpr’ does not name a type
         constexpr optional& operator=(optional&&) = default;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:73:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:76:9: error: ‘constexpr’ does not name a type
         constexpr T const* operator->() const { return &value_; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:76:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:77:9: error: ‘constexpr’ does not name a type
         constexpr T* operator->() { return &value_; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:77:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:79:9: error: ‘constexpr’ does not name a type
         constexpr T&        value() & { return value_; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:79:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:80:9: error: ‘constexpr’ does not name a type
         constexpr T const&  value() const& { return value_; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:80:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:81:9: error: ‘constexpr’ does not name a type
         constexpr T&&       value() && { return static_cast<T&&>(value_); }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:81:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:82:9: error: ‘constexpr’ does not name a type
         constexpr T const&& value() const&& { return static_cast<T const&&>(value_); }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:82:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:84:9: error: ‘constexpr’ does not name a type
         constexpr T&        operator*() & { return value_; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:84:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:85:9: error: ‘constexpr’ does not name a type
         constexpr T const&  operator*() const& { return value_; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:85:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:86:9: error: ‘constexpr’ does not name a type
         constexpr T&&       operator*() && { return static_cast<T&&>(value_); }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:86:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:87:9: error: ‘constexpr’ does not name a type
         constexpr T const&& operator*() const&& { return static_cast<T const&&>(value_); }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:87:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:89:31: error: ‘constexpr’ does not name a type
         template <typename U> constexpr T&        value_or(U&&) & { return value_; }
                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:89:31: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:90:31: error: ‘constexpr’ does not name a type
         template <typename U> constexpr T const&  value_or(U&&) const& { return value_; }
                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:90:31: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:91:31: error: ‘constexpr’ does not name a type
         template <typename U> constexpr T&&       value_or(U&&) && { return static_cast<T&&>(value_); }
                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:91:31: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:92:31: error: ‘constexpr’ does not name a type
         template <typename U> constexpr T const&& value_or(U&&) const&& { return static_cast<T const&&>(value_); }
                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:92:31: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:100:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...dummy>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:101:5: error: ‘constexpr’ does not name a type
     constexpr auto optional<>::value() const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:101:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:106:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...dummy>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:107:5: error: ‘constexpr’ does not name a type
     constexpr auto optional<>::operator*() const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:107:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:113:5: error: ‘constexpr’ does not name a type
     constexpr U&& optional<>::value_or(U&& u) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:113:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:118:5: error: ‘constexpr’ does not name a type
     constexpr auto make_just_t::operator()(T&& t) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:118:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:123:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...T>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:124:32: error: ‘>>’ should be ‘> >’ within a nested template argument list
     struct tag_of<optional<T...>> {
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:125:15: error: expected nested-name-specifier before ‘type’
         using type = optional_tag;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:134:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(X&& x)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:134:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:137:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply()
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:137:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:147:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = true;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:147:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:151:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = true;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:151:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:155:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = true;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:155:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:163:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...T>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:164:5: error: ‘constexpr’ does not name a type
     constexpr auto is_just_t::operator()(optional<T...> const&) const
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:164:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:167:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...T>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:168:5: error: ‘constexpr’ does not name a type
     constexpr auto is_nothing_t::operator()(optional<T...> const&) const
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:168:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:177:44: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename F, typename ...X, typename = decltype(
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:177:61: error: expected type-specifier before ‘decltype’
             template <typename F, typename ...X, typename = decltype(
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:177:61: error: expected ‘>’ before ‘decltype’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:180:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(int, F&& f, X&& ...x) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:180:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:188:44: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename F, typename ...X>
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:189:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(long, F&&, X&& ...) const
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:189:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:196:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) sfinae_t::operator()(F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:196:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:208:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(hana::optional<T> const& t, hana::optional<U> const& u)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:208:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:211:16: error: ‘constexpr’ does not name a type
         static constexpr hana::true_ apply(hana::optional<> const&, hana::optional<> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:211:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:215:16: error: ‘constexpr’ does not name a type
         static constexpr hana::false_ apply(T const&, U const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:215:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:225:16: error: ‘constexpr’ does not name a type
         static constexpr hana::true_ apply(hana::optional<> const&, hana::optional<T> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:225:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:228:16: error: ‘constexpr’ does not name a type
         static constexpr hana::false_ apply(hana::optional<> const&, hana::optional<> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:228:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:232:16: error: ‘constexpr’ does not name a type
         static constexpr hana::false_ apply(hana::optional<T> const&, hana::optional<> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:232:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:236:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(hana::optional<T> const& x, hana::optional<U> const& y)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:236:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:246:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(optional<> const&, F&&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:246:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:250:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(optional<T> const& opt, F&& f)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:250:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:254:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(optional<T>& opt, F&& f)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:254:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:258:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(optional<T>&& opt, F&& f)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:258:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:268:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(X&& x)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:268:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:275:16: error: ‘constexpr’ does not name a type
         static constexpr auto ap_helper(F&&, X&&, ...)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:275:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:279:16: error: ‘constexpr’ does not name a type
         static constexpr auto ap_helper(F&& f, X&& x, hana::true_, hana::true_)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:279:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:283:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(F&& f, X&& x) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:283:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:294:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(optional<> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:294:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:297:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(optional<optional<>> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:297:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:301:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(optional<optional<T>> const& opt)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:301:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:305:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(optional<optional<T>>&& opt)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:305:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:315:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(hana::optional<>&, Y&& y)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:315:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:319:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(hana::optional<>&&, Y&& y)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:319:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:323:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(hana::optional<> const&, Y&& y)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:323:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:327:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(X&& x, Y&&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:327:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:333:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply()
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:333:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:343:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(optional<T>&& opt, F&& f)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:343:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:347:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(optional<T> const& opt, F&& f)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:347:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:351:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(optional<T>& opt, F&& f)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:351:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:355:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(optional<> const&, F&& f)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:355:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:366:20: error: ‘constexpr’ does not name a type
             static constexpr auto apply(T const&)
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:366:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:373:20: error: ‘constexpr’ does not name a type
             static constexpr auto apply(T&& t)
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:373:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:381:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(hana::optional<T> const& opt, Pred&& pred) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:381:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:387:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(hana::optional<T>& opt, Pred&& pred) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:387:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:393:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(hana::optional<T>&& opt, Pred&& pred) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:393:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:401:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(hana::optional<> const&, Pred&&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:401:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:408:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(hana::optional<T> const& opt, Pred&& pred)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:408:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:412:16: error: ‘constexpr’ does not name a type
         static constexpr hana::false_ apply(hana::optional<> const&, Pred&&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/optional.hpp:412:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:42:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:36:60: error: ‘>>’ should be ‘> >’ within a nested template argument list
     struct basic_type : detail::operators::adl<basic_type<T>> {
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:37:15: error: expected nested-name-specifier before ‘hana_tag’
         using hana_tag = type_tag;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:39:15: error: expected nested-name-specifier before ‘type’
         using type = T;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:40:9: error: ‘constexpr’ does not name a type
         constexpr auto operator+() const { return *this; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:40:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:58:19: error: expected nested-name-specifier before ‘type’
             using type = typename std::remove_reference<T>::type;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:63:19: error: expected nested-name-specifier before ‘type’
             using type = typename std::remove_reference<T>::type::type;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:69:5: error: ‘constexpr’ does not name a type
     constexpr auto decltype_t::operator()(T&&) const
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:69:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:79:19: error: expected nested-name-specifier before ‘type’
             using type = typename std::remove_cv<
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:86:19: error: expected nested-name-specifier before ‘type’
             using type = typename std::remove_reference<T>::type::type;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:91:5: error: ‘constexpr’ does not name a type
     constexpr auto typeid_t::operator()(T&&) const
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:91:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:101:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(T&& t)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:101:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:110:5: error: ‘constexpr’ does not name a type
     constexpr auto sizeof_t::operator()(T&&) const
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:110:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:119:5: error: ‘constexpr’ does not name a type
     constexpr auto alignof_t::operator()(T&&) const
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:119:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:127:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename F, typename ...Args, typename = decltype(
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:127:60: error: expected type-specifier before ‘decltype’
         template <typename F, typename ...Args, typename = decltype(
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:127:60: error: expected ‘>’ before ‘decltype’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:130:9: error: ‘constexpr’ does not name a type
         constexpr auto is_valid_impl(int) { return hana::true_c; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:130:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:132:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename F, typename ...Args>
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:133:9: error: ‘constexpr’ does not name a type
         constexpr auto is_valid_impl(...) { return hana::false_c; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:133:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:137:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...Args>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:138:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(Args&& ...) const
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:138:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:145:5: error: ‘constexpr’ does not name a type
     constexpr auto is_valid_t::operator()(F&&) const
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:145:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:148:36: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename F, typename ...Args>
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:149:5: error: ‘constexpr’ does not name a type
     constexpr auto is_valid_t::operator()(F&&, Args&& ...) const
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:149:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:160:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...T> struct args;
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:161:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...> using always_void = void;
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:161:33: error: expected unqualified-id before ‘using’
         template <typename ...> using always_void = void;
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:163:38: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <template <typename ...> class F, typename Args, typename = void>
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:166:9: error: expected class-name before ‘{’ token
         { };
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:168:38: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <template <typename ...> class F, typename ...T>
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:168:61: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <template <typename ...> class F, typename ...T>
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:169:55: error: ‘always_void’ was not declared in this scope
         struct specialization_is_valid<F, args<T...>, always_void<F<T...>>>
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:169:73: error: ‘>>’ should be ‘> >’ within a nested template argument list
         struct specialization_is_valid<F, args<T...>, always_void<F<T...>>>
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:169:73: error: template argument 3 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:169:75: error: expected unqualified-id before ‘>’ token
         struct specialization_is_valid<F, args<T...>, always_void<F<T...>>>
                                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:174:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <template <typename ...> class F>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:176:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...T>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:178:19: error: expected nested-name-specifier before ‘type’
             using type = F<T...>;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:181:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...T, typename = std::enable_if_t<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:181:50: error: ‘enable_if_t’ in namespace ‘std’ does not name a template type
         template <typename ...T, typename = std::enable_if_t<
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:181:61: error: expected ‘>’ before ‘<’ token
         template <typename ...T, typename = std::enable_if_t<
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:185:9: error: expected unqualified-id before ‘{’ token
         { return hana::type<F<typename T::type...>>{}; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:191:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <template <typename ...> class F>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:193:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...T>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:194:9: error: expected unqualified-id before ‘using’
         using apply = F<T...>;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:196:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...T>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:197:9: error: ‘constexpr’ does not name a type
         constexpr hana::type<typename F<typename T::type...>::type>
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:197:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:205:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename F, typename ...T>
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:206:37: error: expected nested-name-specifier before ‘type’
         struct always_first { using type = F; };
                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:210:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...T>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:211:9: error: expected unqualified-id before ‘using’
         using apply = typename detail::always_first<F, T...>::type::template apply<T...>;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:213:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...T>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:214:9: error: ‘constexpr’ does not name a type
         constexpr hana::type<typename detail::always_first<F, T...>::type::template apply<typename T::type...>::type>
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:214:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:221:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <template <typename ...> class F>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:222:37: error: ‘>>’ should be ‘> >’ within a nested template argument list
     struct Metafunction<template_t<F>> {
                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:222:36: error: template argument 1 is invalid
     struct Metafunction<template_t<F>> {
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:222:37: error: template argument 1 is invalid
     struct Metafunction<template_t<F>> {
                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:226:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <template <typename ...> class F>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:227:41: error: ‘>>’ should be ‘> >’ within a nested template argument list
     struct Metafunction<metafunction_t<F>> {
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:227:40: error: template argument 1 is invalid
     struct Metafunction<metafunction_t<F>> {
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:227:41: error: template argument 1 is invalid
     struct Metafunction<metafunction_t<F>> {
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:232:47: error: ‘>>’ should be ‘> >’ within a nested template argument list
     struct Metafunction<metafunction_class_t<F>> {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:233:16: error: ‘constexpr’ does not name a type
         static constexpr bool value = true;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:233:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:241:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...T, typename Result =
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:244:9: error: ‘constexpr’ does not name a type
         constexpr Result operator()(T const& ...) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:244:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:255:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = true;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:255:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:265:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(basic_type<T> const&, basic_type<U> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:265:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:269:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(basic_type<T> const&, basic_type<T> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:269:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:279:16: error: ‘constexpr’ does not name a type
         static constexpr T apply(T const& t)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/type.hpp:279:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:55:27: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <char ...s>
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:56:9: error: ‘constexpr’ does not name a type
         constexpr char const string_storage[sizeof...(s) + 1] = {s..., '\0'};
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:56:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:59:23: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <char ...s>
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:61:45: error: ‘>>’ should be ‘> >’ within a nested template argument list
         : detail::operators::adl<string<s...>>
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:62:49: error: ‘>>’ should be ‘> >’ within a nested template argument list
         , detail::iterable_operators<string<s...>>
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:64:16: error: ‘constexpr’ does not name a type
         static constexpr char const* c_str() {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:64:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:70:23: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <char ...s>
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:71:30: error: ‘>>’ should be ‘> >’ within a nested template argument list
     struct tag_of<string<s...>> {
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:72:15: error: expected nested-name-specifier before ‘type’
         using type = string_tag;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:80:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Chars>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:81:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Chars const& ...) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:81:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:90:46: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename S, std::size_t ...N>
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:91:9: error: ‘constexpr’ does not name a type
         constexpr string<S::get()[N]...>
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:91:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:96:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) prepare(S s) {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:96:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:133:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = true;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:133:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:137:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = true;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:137:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:146:27: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <char ...c>
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:147:16: error: ‘constexpr’ does not name a type
         static constexpr char const* apply(string<c...> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:147:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:155:9: error: ‘constexpr’ does not name a type
         constexpr std::size_t cx_strlen(char const* s) {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:155:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:162:46: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename S, std::size_t ...I>
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:163:9: error: ‘constexpr’ does not name a type
         constexpr hana::string<hana::value<S>()[I]...> expand(std::index_sequence<I...>)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:163:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:170:9: error: ‘is_convertible’ is not a member of ‘std’
         std::is_convertible<typename IC::value_type, char const*>::value
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:170:9: note: suggested alternative:
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/string.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/to.hpp:130:12: note:   ‘boost::hana::is_convertible’
     struct is_convertible;
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:170:65: error: wrong number of template arguments (2, should be 1)
         std::is_convertible<typename IC::value_type, char const*>::value
                                                                 ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/when.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/when.hpp:39:12: note: provided for ‘template<bool condition> struct boost::hana::when’
     struct when;
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:171:5: error: template argument 3 is invalid
     >> {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:186:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(S const&, S const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:186:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:190:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(S1 const&, S2 const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:190:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:199:27: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <char ...s1, char ...s2>
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:199:39: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <char ...s1, char ...s2>
                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:200:16: error: ‘constexpr’ does not name a type
         static constexpr auto
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:200:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:217:27: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <char ...s1, char ...s2>
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:217:39: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <char ...s1, char ...s2>
                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:218:16: error: ‘constexpr’ does not name a type
         static constexpr auto
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:218:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:226:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply() {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:226:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:231:23: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <char ...s1, char ...s2>
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:231:35: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <char ...s1, char ...s2>
                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:232:5: error: ‘constexpr’ does not name a type
     constexpr auto operator+(string<s1...> const&, string<s2...> const&) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:232:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:241:27: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <char ...s, typename F>
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:242:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(string<s...> const&, F&& f)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:242:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:248:27: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <char ...s>
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:249:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(string<s...> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:249:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:258:35: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <char x, char ...xs>
                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:259:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(string<x, xs...> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:259:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:265:42: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t N, char ...xs, std::size_t ...i>
                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:265:61: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t N, char ...xs, std::size_t ...i>
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:266:16: error: ‘constexpr’ does not name a type
         static constexpr auto helper(string<xs...> const&, std::index_sequence<i...>) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:266:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:271:27: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <char ...xs, typename N>
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:272:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(string<xs...> const& s, N const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:272:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:279:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(string<> const& s, N const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:279:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:285:27: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <char ...s>
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:286:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(string<s...> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:286:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:292:27: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <char ...s, typename N>
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:293:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(string<s...> const&, N const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:293:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:306:27: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <char ...s, typename C>
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:307:16: error: ‘constexpr’ does not name a type
         static constexpr auto
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:307:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:318:16: error: ‘constexpr’ does not name a type
         static constexpr auto helper(S const&, C const&, hana::false_)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:318:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:322:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(S const& s, C const& c)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:322:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:328:27: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <char ...s, typename Char>
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:329:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(string<s...> const& str, Char const& c) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:329:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:343:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(String const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:343:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:14:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tuple.hpp:153:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...Xn>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tuple.hpp:182:5: error: ‘constexpr’ does not name a type
     constexpr auto make_tuple = make<tuple_tag>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tuple.hpp:182:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tuple.hpp:186:5: error: ‘constexpr’ does not name a type
     constexpr auto to_tuple = to<tuple_tag>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tuple.hpp:186:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tuple.hpp:204:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...T>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tuple.hpp:205:5: error: ‘constexpr’ does not name a type
     constexpr hana::tuple<hana::type<T>...> tuple_t{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tuple.hpp:205:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tuple.hpp:224:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename T, T ...v>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tuple.hpp:225:5: error: ‘constexpr’ does not name a type
     constexpr hana::tuple<hana::integral_constant<T, v>...> tuple_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tuple.hpp:225:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/fast_and.hpp:19:23: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <bool ...b>
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/fast_and.hpp:21:23: error: expected template-name before ‘<’ token
         : std::is_same<fast_and<b...>, fast_and<(b, true)...>>
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/fast_and.hpp:21:23: error: expected ‘{’ before ‘<’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/fast_and.hpp:21:23: error: expected unqualified-id before ‘<’ token
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:21:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/index_if.hpp:29:56: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Pred, typename X1, typename ...Xs>
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/index_if.hpp:30:9: error: expected unqualified-id before ‘using’
         using f = typename index_if_helper<i + 1, N,
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/index_if.hpp:38:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/index_if.hpp:39:9: error: expected unqualified-id before ‘using’
         using f = hana::optional<>;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/index_if.hpp:44:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/index_if.hpp:45:9: error: expected unqualified-id before ‘using’
         using f = hana::optional<hana::size_t<i - 1>>;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/index_if.hpp:48:39: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename Pred, typename ...Xs>
                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/index_if.hpp:50:15: error: expected nested-name-specifier before ‘type’
         using type = typename index_if_helper<0, sizeof...(Xs), false>
               ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:31:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/index_if.hpp:48:54: error: template argument 1 is invalid
     struct index_if_impl : index_if_impl<S, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/index_if.hpp:48:57: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct index_if_impl : index_if_impl<S, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/index_if.hpp:48:59: error: template argument 2 is invalid
     struct index_if_impl : index_if_impl<S, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/index_if.hpp:48:60: error: expected ‘{’ before ‘;’ token
     struct index_if_impl : index_if_impl<S, when<true>> { };
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/index_if.hpp:52:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Pred&& pred) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/index_if.hpp:52:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/index_if.hpp:55:5: error: ‘constexpr’ does not name a type
     constexpr index_if_t index_if{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/index_if.hpp:55:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:29:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:45:60: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Xs, typename Ys, std::size_t ...n>
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:46:9: error: ‘constexpr’ does not name a type
         constexpr void assign(Xs& xs, Ys&& ys, std::index_sequence<n...>) {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:46:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:55:44: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Tuple, typename ...Yn>
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:56:48: error: expected class-name before ‘{’ token
         struct is_same_tuple : std::false_type { };
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:59:58: error: template argument 2 is invalid
         struct is_same_tuple<typename detail::decay<Tuple>::type, Tuple>
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:59:72: error: template argument 1 is invalid
         struct is_same_tuple<typename detail::decay<Tuple>::type, Tuple>
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:60:13: error: expected ‘::’ before ‘:’ token
             : std::true_type
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:60:13: error: expected identifier before ‘:’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:60:13: error: qualified name does not name a class before ‘:’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:60:13: error: expected ‘{’ before ‘:’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:60:13: error: expected unqualified-id before ‘:’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:63:87: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <bool SameTuple, bool SameNumberOfElements, typename Tuple, typename ...Yn>
                                                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:66:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Xn, typename ...Yn>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:66:44: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Xn, typename ...Yn>
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:68:29: error: expected template-name before ‘<’ token
             : std::enable_if<
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:68:29: error: expected ‘{’ before ‘<’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:68:29: error: expected unqualified-id before ‘<’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:81:12: warning: override controls (override/final) only available with -std=c++11 or -std=gnu++11
     struct tuple<> final
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:83:40: error: ‘>>’ should be ‘> >’ within a nested template argument list
         : detail::operators::adl<tuple<>>
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:84:44: error: ‘>>’ should be ‘> >’ within a nested template argument list
         , detail::iterable_operators<tuple<>>
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:86:9: error: ‘constexpr’ does not name a type
         constexpr tuple() { }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:86:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:87:15: error: expected nested-name-specifier before ‘hana_tag’
         using hana_tag = tuple_tag;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:90:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...Xn>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:94:12: warning: override controls (override/final) only available with -std=c++11 or -std=gnu++11
     struct tuple final
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:96:45: error: ‘>>’ should be ‘> >’ within a nested template argument list
         : detail::operators::adl<tuple<Xn...>>
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:97:49: error: ‘>>’ should be ‘> >’ within a nested template argument list
         , detail::iterable_operators<tuple<Xn...>>
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:100:15: error: expected nested-name-specifier before ‘hana_tag’
         using hana_tag = tuple_tag;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:103:50: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Other, std::size_t ...n>
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:104:18: error: ‘constexpr’ does not name a type
         explicit constexpr tuple(detail::from_index_sequence_t, std::index_sequence<n...>, Other&& other)
                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:104:18: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:109:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...dummy, typename = typename std::enable_if<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:109:63: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename ...dummy, typename = typename std::enable_if<
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:109:72: error: expected ‘>’ before ‘<’ token
         template <typename ...dummy, typename = typename std::enable_if<
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:112:9: error: ‘constexpr’ does not name a type
         constexpr tuple()
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:112:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:116:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...dummy, typename = typename std::enable_if<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:116:63: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename ...dummy, typename = typename std::enable_if<
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:116:72: error: expected ‘>’ before ‘<’ token
         template <typename ...dummy, typename = typename std::enable_if<
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:119:9: error: ‘constexpr’ does not name a type
         constexpr tuple(Xn const& ...xn)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:119:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:123:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Yn, typename = typename detail::enable_tuple_variadic_ctor<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:125:19: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             sizeof...(Xn) == sizeof...(Yn), tuple, Yn...
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:125:36: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             sizeof...(Xn) == sizeof...(Yn), tuple, Yn...
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:127:9: error: ‘constexpr’ does not name a type
         constexpr tuple(Yn&& ...yn)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:127:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:131:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Yn, typename = typename std::enable_if<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:131:60: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename ...Yn, typename = typename std::enable_if<
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:131:69: error: expected ‘>’ before ‘<’ token
         template <typename ...Yn, typename = typename std::enable_if<
                                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:134:9: error: ‘constexpr’ does not name a type
         constexpr tuple(tuple<Yn...> const& other)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:134:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:135:52: error: expected unqualified-id before ‘,’ token
             : tuple(detail::from_index_sequence_t{},
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:136:62: error: expected unqualified-id before ‘,’ token
                     std::make_index_sequence<sizeof...(Xn)>{},
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:140:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Yn, typename = typename std::enable_if<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:140:60: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename ...Yn, typename = typename std::enable_if<
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:140:69: error: expected ‘>’ before ‘<’ token
         template <typename ...Yn, typename = typename std::enable_if<
                                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:143:9: error: ‘constexpr’ does not name a type
         constexpr tuple(tuple<Yn...>&& other)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:143:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:144:52: error: expected unqualified-id before ‘,’ token
             : tuple(detail::from_index_sequence_t{},
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:145:62: error: expected unqualified-id before ‘,’ token
                     std::make_index_sequence<sizeof...(Xn)>{},
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:153:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...dummy, typename = typename std::enable_if<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:153:63: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename ...dummy, typename = typename std::enable_if<
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:153:72: error: expected ‘>’ before ‘<’ token
         template <typename ...dummy, typename = typename std::enable_if<
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:156:9: error: ‘constexpr’ does not name a type
         constexpr tuple(tuple const& other)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:156:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:157:52: error: expected unqualified-id before ‘,’ token
             : tuple(detail::from_index_sequence_t{},
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:158:62: error: expected unqualified-id before ‘,’ token
                     std::make_index_sequence<sizeof...(Xn)>{},
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:162:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...dummy, typename = typename std::enable_if<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:162:63: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename ...dummy, typename = typename std::enable_if<
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:162:72: error: expected ‘>’ before ‘<’ token
         template <typename ...dummy, typename = typename std::enable_if<
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:165:9: error: ‘constexpr’ does not name a type
         constexpr tuple(tuple& other)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:165:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:169:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...dummy, typename = typename std::enable_if<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:169:63: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename ...dummy, typename = typename std::enable_if<
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:169:72: error: expected ‘>’ before ‘<’ token
         template <typename ...dummy, typename = typename std::enable_if<
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:172:9: error: ‘constexpr’ does not name a type
         constexpr tuple(tuple&& other)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:172:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:173:52: error: expected unqualified-id before ‘,’ token
             : tuple(detail::from_index_sequence_t{},
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:174:62: error: expected unqualified-id before ‘,’ token
                     std::make_index_sequence<sizeof...(Xn)>{},
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:179:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Yn, typename = typename std::enable_if<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:179:60: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename ...Yn, typename = typename std::enable_if<
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:179:69: error: expected ‘>’ before ‘<’ token
         template <typename ...Yn, typename = typename std::enable_if<
                                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:182:9: error: ‘constexpr’ does not name a type
         constexpr tuple& operator=(tuple<Yn...> const& other) {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:182:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:188:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Yn, typename = typename std::enable_if<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:188:60: error: ‘enable_if’ in namespace ‘std’ does not name a template type
         template <typename ...Yn, typename = typename std::enable_if<
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:188:69: error: expected ‘>’ before ‘<’ token
         template <typename ...Yn, typename = typename std::enable_if<
                                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:191:9: error: ‘constexpr’ does not name a type
         constexpr tuple& operator=(tuple<Yn...>&& other) {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:191:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:204:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = true;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:204:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:208:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = true;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:208:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:212:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = true;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:212:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:222:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(tuple<>&&, F&& f)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:222:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:225:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(tuple<>&, F&& f)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:225:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:228:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(tuple<> const&, F&& f)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:228:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:232:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(Xs&& xs, F&& f) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:232:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:239:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Xs>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:240:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(tuple<Xs...> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:240:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:250:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(Xs&& xs, N const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:250:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:258:62: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t N, typename Xs, std::size_t ...i>
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:259:16: error: ‘constexpr’ does not name a type
         static constexpr auto helper(Xs&& xs, std::index_sequence<i...>) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:259:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:264:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Xs&& xs, N const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:264:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:274:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Xs>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:275:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(tuple<Xs...> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:275:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:280:39: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t n, typename ...Xs>
                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:281:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) at_c(tuple<Xs...> const& xs) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:281:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:285:39: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t n, typename ...Xs>
                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:286:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) at_c(tuple<Xs...>& xs) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:286:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:290:39: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t n, typename ...Xs>
                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:291:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) at_c(tuple<Xs...>&& xs) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:291:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:297:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Xs, typename Pred>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:298:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(tuple<Xs...> const&, Pred const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:298:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:308:16: error: ‘constexpr’ does not name a type
         static constexpr bool value = true;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:308:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:313:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Xs>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:314:16: error: ‘constexpr’ does not name a type
         static constexpr
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tuple.hpp:314:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:39:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(T&& t) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:39:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:43:5: error: ‘constexpr’ does not name a type
     constexpr std::size_t strlen(char const* s) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:43:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:50:61: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t n, typename Names, std::size_t ...i>
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:51:5: error: ‘constexpr’ does not name a type
     constexpr auto prepare_member_name_impl(std::index_sequence<i...>) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:51:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:56:5: error: ‘constexpr’ does not name a type
     constexpr auto prepare_member_name() {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:56:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:281:20: warning: variadic templates only available with -std=c++11 or -std=gnu++11
 template <typename ...>
                    ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:1125:20: warning: variadic templates only available with -std=c++11 or -std=gnu++11
 template <typename ...>
                    ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/adjust.hpp:53:51: error: template argument 1 is invalid
     struct adjust_impl : adjust_impl<Xs, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/adjust.hpp:53:54: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct adjust_impl : adjust_impl<Xs, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/adjust.hpp:53:56: error: template argument 2 is invalid
     struct adjust_impl : adjust_impl<Xs, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/adjust.hpp:53:57: error: expected ‘{’ before ‘;’ token
     struct adjust_impl : adjust_impl<Xs, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/adjust.hpp:57:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Value&& value, F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/adjust.hpp:57:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/adjust.hpp:60:5: error: ‘constexpr’ does not name a type
     constexpr adjust_t adjust{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/adjust.hpp:60:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust_if.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/adjust_if.hpp:58:57: error: template argument 1 is invalid
     struct adjust_if_impl : adjust_if_impl<Xs, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/adjust_if.hpp:58:60: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct adjust_if_impl : adjust_if_impl<Xs, when<true>> { };
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/adjust_if.hpp:58:62: error: template argument 2 is invalid
     struct adjust_if_impl : adjust_if_impl<Xs, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/adjust_if.hpp:58:63: error: expected ‘{’ before ‘;’ token
     struct adjust_if_impl : adjust_if_impl<Xs, when<true>> { };
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/adjust_if.hpp:62:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Pred const& pred, F const& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/adjust_if.hpp:62:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/adjust_if.hpp:65:5: error: ‘constexpr’ does not name a type
     constexpr adjust_if_t adjust_if{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/adjust_if.hpp:65:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/transform.hpp:21:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/functor.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust_if.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/always.hpp:47:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Args>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/always.hpp:48:9: error: ‘constexpr’ does not name a type
         constexpr T const& operator()(Args const& ...) const&
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/always.hpp:48:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/always.hpp:51:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Args>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/always.hpp:52:9: error: ‘constexpr’ does not name a type
         constexpr T& operator()(Args const& ...) &
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/always.hpp:52:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/always.hpp:55:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Args>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/always.hpp:56:9: error: ‘constexpr’ does not name a type
         constexpr T operator()(Args const& ...) &&
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/always.hpp:56:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/always.hpp:60:5: error: ‘constexpr’ does not name a type
     constexpr detail::create<_always> always{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/always.hpp:60:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/functor.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust_if.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/transform.hpp:29:5: error: ‘constexpr’ does not name a type
     constexpr auto transform_t::operator()(Xs&& xs, F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/transform.hpp:29:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/transform.hpp:45:51: error: template argument 1 is invalid
     struct transform_impl<Fun, when<condition>> : default_ {
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/transform.hpp:45:60: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct transform_impl<Fun, when<condition>> : default_ {
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/transform.hpp:45:32: error: template argument 2 is invalid
     struct transform_impl<Fun, when<condition>> : default_ {
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/transform.hpp:55:30: error: parse error in template argument list
     struct transform_impl<S, when<Sequence<S>::value>> {
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/transform.hpp:55:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct transform_impl<S, when<Sequence<S>::value>> {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/transform.hpp:55:30: error: template argument 2 is invalid
     struct transform_impl<S, when<Sequence<S>::value>> {
                              ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust_if.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/functor.hpp:27:64: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<transform_impl<typename tag_of<F>::type>>::value ||
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/functor.hpp:28:64: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<adjust_if_impl<typename tag_of<F>::type>>::value
                                                                ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust_if.hpp:26:5: error: ‘constexpr’ does not name a type
     constexpr auto adjust_if_t::operator()(Xs&& xs, Pred const& pred, F const& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust_if.hpp:26:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust_if.hpp:48:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) helper(bool cond, X&& x) const
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust_if.hpp:48:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust_if.hpp:52:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) helper(hana::true_, X&& x) const
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust_if.hpp:52:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust_if.hpp:56:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) helper(hana::false_, X&& x) const
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust_if.hpp:56:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust_if.hpp:61:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(X&& x) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust_if.hpp:61:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust_if.hpp:69:51: error: template argument 1 is invalid
     struct adjust_if_impl<Fun, when<condition>> : default_ {
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust_if.hpp:69:60: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct adjust_if_impl<Fun, when<condition>> : default_ {
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust_if.hpp:69:32: error: template argument 2 is invalid
     struct adjust_if_impl<Fun, when<condition>> : default_ {
                                ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all_of.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/all_of.hpp:43:50: error: template argument 1 is invalid
     struct all_of_impl : all_of_impl<S, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/all_of.hpp:43:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct all_of_impl : all_of_impl<S, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/all_of.hpp:43:55: error: template argument 2 is invalid
     struct all_of_impl : all_of_impl<S, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/all_of.hpp:43:56: error: expected ‘{’ before ‘;’ token
     struct all_of_impl : all_of_impl<S, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/all_of.hpp:47:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Pred&& pred) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/all_of.hpp:47:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/all_of.hpp:50:5: error: ‘constexpr’ does not name a type
     constexpr all_of_t all_of{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/all_of.hpp:50:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:25:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/searchable.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:18,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all_of.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/compose.hpp:68:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Xs>
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/compose.hpp:69:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Xs&& ...xs) const& {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/compose.hpp:69:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/compose.hpp:76:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Xs>
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/compose.hpp:77:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Xs&& ...xs) & {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/compose.hpp:77:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/compose.hpp:84:40: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, typename ...Xs>
                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/compose.hpp:85:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Xs&& ...xs) && {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/compose.hpp:85:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/compose.hpp:94:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename F, typename G, typename ...H>
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/compose.hpp:95:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(F&& f, G&& g, H&& ...h) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/compose.hpp:95:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/compose.hpp:104:5: error: ‘constexpr’ does not name a type
     constexpr _make_compose compose{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/compose.hpp:104:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:26:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/searchable.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:18,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all_of.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/index_if.hpp:33:5: error: ‘constexpr’ does not name a type
     constexpr auto index_if_t::operator()(Xs&& xs, Pred&& pred) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/index_if.hpp:33:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/index_if.hpp:55:13: error: expected unqualified-id before ‘using’
             using f = typename iterate_while<i + 1, N,
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/index_if.hpp:65:13: error: expected unqualified-id before ‘using’
             using f = hana::optional<>;
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/index_if.hpp:71:13: error: expected unqualified-id before ‘using’
             using f = hana::optional<hana::size_t<i - 1>>;
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/index_if.hpp:76:31: error: parse error in template argument list
     struct index_if_impl<Tag, when<Foldable<Tag>::value>> {
                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/index_if.hpp:76:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct index_if_impl<Tag, when<Foldable<Tag>::value>> {
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/index_if.hpp:76:31: error: template argument 2 is invalid
     struct index_if_impl<Tag, when<Foldable<Tag>::value>> {
                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/index_if.hpp:86:30: error: parse error in template argument list
     struct index_if_impl<It, when<!Foldable<It>::value>> {
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/index_if.hpp:86:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct index_if_impl<It, when<!Foldable<It>::value>> {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/index_if.hpp:86:30: error: template argument 2 is invalid
     struct index_if_impl<It, when<!Foldable<It>::value>> {
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/index_if.hpp:98:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Xs, typename Pred>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/index_if.hpp:99:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(basic_tuple<Xs...> const&, Pred const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/index_if.hpp:99:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/searchable.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:18,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all_of.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:37:5: error: ‘constexpr’ does not name a type
     constexpr auto find_if_t::operator()(Xs&& xs, Pred&& pred) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:37:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:53:47: error: template argument 1 is invalid
     struct find_if_impl<S, when<condition>> : default_ {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:53:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct find_if_impl<S, when<condition>> : default_ {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:53:28: error: template argument 2 is invalid
     struct find_if_impl<S, when<condition>> : default_ {
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:64:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(I i) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:64:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:71:30: error: parse error in template argument list
     struct find_if_impl<Tag, when<Iterable<Tag>::value>> {
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:71:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct find_if_impl<Tag, when<Iterable<Tag>::value>> {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:71:30: error: template argument 2 is invalid
     struct find_if_impl<Tag, when<Iterable<Tag>::value>> {
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:85:16: error: ‘constexpr’ does not name a type
         static constexpr auto find_if_helper(Xs&&, hana::false_)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:85:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:89:16: error: ‘constexpr’ does not name a type
         static constexpr auto find_if_helper(Xs&& xs, hana::true_)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:89:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:93:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Xs&& xs, Pred&& pred) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:93:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:107:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(Member&& member) && {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:107:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:116:28: error: parse error in template argument list
     struct find_if_impl<S, when<hana::Struct<S>::value>> {
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:116:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct find_if_impl<S, when<hana::Struct<S>::value>> {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find_if.hpp:116:28: error: template argument 2 is invalid
     struct find_if_impl<S, when<hana::Struct<S>::value>> {
                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:18:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all_of.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/searchable.hpp:27:61: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<any_of_impl<typename tag_of<S>::type>>::value &&
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/searchable.hpp:28:62: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<find_if_impl<typename tag_of<S>::type>>::value
                                                              ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:25:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all_of.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/front.hpp:24:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) front_t::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/front.hpp:24:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/front.hpp:40:46: error: template argument 1 is invalid
     struct front_impl<It, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/front.hpp:40:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct front_impl<It, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/front.hpp:40:27: error: template argument 2 is invalid
     struct front_impl<It, when<condition>> : default_ {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all_of.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:37:5: error: ‘constexpr’ does not name a type
     constexpr auto any_of_t::operator()(Xs&& xs, Pred&& pred) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:37:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:53:46: error: template argument 1 is invalid
     struct any_of_impl<S, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:53:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct any_of_impl<S, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:53:27: error: template argument 2 is invalid
     struct any_of_impl<S, when<condition>> : default_ {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:59:27: error: parse error in template argument list
     struct any_of_impl<S, when<Sequence<S>::value>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:59:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct any_of_impl<S, when<Sequence<S>::value>> {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:59:27: error: template argument 2 is invalid
     struct any_of_impl<S, when<Sequence<S>::value>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:105:28: error: parse error in template argument list
     struct any_of_impl<It, when<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:108:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:105:28: error: template argument 2 is invalid
     struct any_of_impl<It, when<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:151:16: error: ‘constexpr’ does not name a type
         static constexpr bool any_of_helper(bool cond, Xs&& xs, Pred&& pred) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:151:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:164:16: error: ‘constexpr’ does not name a type
         static constexpr auto
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:164:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:169:16: error: ‘constexpr’ does not name a type
         static constexpr auto
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:169:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:174:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Xs&& xs, Pred&& pred) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:174:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:183:27: error: parse error in template argument list
     struct any_of_impl<S, when<hana::Struct<S>::value>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:183:57: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct any_of_impl<S, when<hana::Struct<S>::value>> {
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any_of.hpp:183:27: error: template argument 2 is invalid
     struct any_of_impl<S, when<hana::Struct<S>::value>> {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all_of.hpp:26:5: error: ‘constexpr’ does not name a type
     constexpr auto all_of_t::operator()(Xs&& xs, Pred&& pred) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all_of.hpp:26:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all_of.hpp:42:46: error: template argument 1 is invalid
     struct all_of_impl<S, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all_of.hpp:42:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct all_of_impl<S, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all_of.hpp:42:27: error: template argument 2 is invalid
     struct all_of_impl<S, when<condition>> : default_ {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:17:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/and.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) and_t::operator()(X&& x, Y&& y) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/and.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/and.hpp:39:36: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename X, typename ...Y>
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/and.hpp:40:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) and_t::operator()(X&& x, Y&& ...y) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/and.hpp:40:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/and.hpp:50:43: error: template argument 1 is invalid
     struct and_impl<L, when<condition>> : default_ {
                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/and.hpp:50:52: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct and_impl<L, when<condition>> : default_ {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/and.hpp:50:24: error: template argument 2 is invalid
     struct and_impl<L, when<condition>> : default_ {
                        ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/comparable.hpp:27:60: error: ‘>>’ should be ‘> >’ within a nested template argument list
                                    typename tag_of<T>::type>>::value
                                                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:31:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:26:49: error: expected class-name before ‘{’ token
     struct EqualityComparable : std::false_type { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:29:37: error: ‘void_t’ is not a member of ‘boost::hana::detail’
     struct EqualityComparable<T, T, detail::void_t<
                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:29:37: error: ‘void_t’ is not a member of ‘boost::hana::detail’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:30:31: error: the address of a label cannot appear in a constant-expression
         decltype(static_cast<T&&>(*(T*)0) == static_cast<T&&>(*(T*)0) ? 0:0),
                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:30:76: error: a function call cannot appear in a constant-expression
         decltype(static_cast<T&&>(*(T*)0) == static_cast<T&&>(*(T*)0) ? 0:0),
                                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:31:31: error: the address of a label cannot appear in a constant-expression
         decltype(static_cast<T&&>(*(T*)0) != static_cast<T&&>(*(T*)0) ? 0:0)
                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:31:76: error: a function call cannot appear in a constant-expression
         decltype(static_cast<T&&>(*(T*)0) != static_cast<T&&>(*(T*)0) ? 0:0)
                                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:32:5: error: spurious ‘>>’, use ‘>’ to terminate a template argument list
     >> : std::true_type { };
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:32:5: error: wrong number of template arguments (4, should be at least 1)
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:26:12: note: provided for ‘template<class T, class U, class> struct boost::hana::detail::EqualityComparable’
     struct EqualityComparable : std::false_type { };
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:32:25: error: expected class-name before ‘{’ token
     >> : std::true_type { };
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:35:51: error: ‘enable_if’ in namespace ‘std’ does not name a template type
     struct EqualityComparable<T, U, typename std::enable_if<
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:35:60: error: expected template-argument before ‘<’ token
     struct EqualityComparable<T, U, typename std::enable_if<
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:35:60: error: expected ‘>’ before ‘<’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:46:5: error: template argument 3 is invalid
     > { };
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:46:7: error: expected ‘::’ before ‘{’ token
     > { };
       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:46:7: error: expected identifier before ‘{’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:46:7: error: qualified name does not name a class before ‘{’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:53:49: error: expected class-name before ‘{’ token
     struct LessThanComparable : std::false_type { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:56:37: error: ‘void_t’ is not a member of ‘boost::hana::detail’
     struct LessThanComparable<T, T, detail::void_t<
                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:56:37: error: ‘void_t’ is not a member of ‘boost::hana::detail’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:57:31: error: the address of a label cannot appear in a constant-expression
         decltype(static_cast<T&&>(*(T*)0) < static_cast<T&&>(*(T*)0) ? 0:0)
                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:57:75: error: a function call cannot appear in a constant-expression
         decltype(static_cast<T&&>(*(T*)0) < static_cast<T&&>(*(T*)0) ? 0:0)
                                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:58:15: error: template argument 3 is invalid
     >> : std::true_type { };
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:61:37: error: ‘enable_if_t’ is not a member of ‘std’
     struct LessThanComparable<T, U, std::enable_if_t<
                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:61:37: error: ‘enable_if_t’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:62:10: error: ‘is_same’ is not a member of ‘std’
         !std::is_same<T, U>::value,
          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:62:27: error: wrong number of template arguments (4, should be at least 1)
         !std::is_same<T, U>::value,
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/concepts.hpp:53:12: note: provided for ‘template<class T, class U, class> struct boost::hana::detail::LessThanComparable’
     struct LessThanComparable : std::false_type { };
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:32:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_common_embedding.hpp:22:33: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <template <typename...> class Concept, typename T, typename U, typename = void>
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_common_embedding.hpp:23:56: error: expected class-name before ‘{’ token
     struct has_common_embedding_impl : std::false_type { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_common_embedding.hpp:25:33: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <template <typename...> class Concept, typename T, typename U>
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_common_embedding.hpp:26:53: error: ‘void_t’ is not a member of ‘boost::hana::detail’
     struct has_common_embedding_impl<Concept, T, U, detail::void_t<
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_common_embedding.hpp:26:53: error: ‘void_t’ is not a member of ‘boost::hana::detail’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_common_embedding.hpp:28:5: error: template argument 4 is invalid
     >> {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_common_embedding.hpp:45:33: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <template <typename...> class Concept, typename T, typename U>
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_common_embedding.hpp:46:5: error: expected unqualified-id before ‘using’
     using has_common_embedding = typename has_common_embedding_impl<Concept, T, U>::type;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_common_embedding.hpp:48:33: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <template <typename...> class Concept, typename T, typename U>
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_common_embedding.hpp:53:33: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <template <typename...> class Concept, typename T>
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_common_embedding.hpp:56:5: error: expected class-name before ‘{’ token
     { };
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_common_embedding.hpp:64:33: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <template <typename...> class Concept, typename T, typename U>
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_common_embedding.hpp:65:5: error: expected unqualified-id before ‘using’
     using has_nontrivial_common_embedding =
     ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:33:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_to.hpp:23:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) nested_to_t<Algorithm>::operator()(X&& x) const
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_to.hpp:23:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:46:5: error: ‘constexpr’ does not name a type
     constexpr auto equal_t::operator()(X&& x, Y&& y) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:46:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:55:48: error: template argument 1 is invalid
     struct equal_impl<T, U, when<condition>> : default_ {
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:55:57: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct equal_impl<T, U, when<condition>> : default_ {
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:55:29: error: template argument 3 is invalid
     struct equal_impl<T, U, when<condition>> : default_ {
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:79:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
         detail::has_nontrivial_common_embedding<Comparable, T, U>::value &&
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:79:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:79:65: error: wrong number of template arguments (3, should be 1)
         detail::has_nontrivial_common_embedding<Comparable, T, U>::value &&
                                                                 ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/when.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/when.hpp:39:12: note: provided for ‘template<bool condition> struct boost::hana::when’
     struct when;
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:81:5: error: type/value mismatch at argument 3 in template parameter list for ‘template<class T, class U, class> struct boost::hana::equal_impl’
     >> {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:81:5: note:   expected a type, got ‘(<expression error> && ((! boost::hana::detail::EqualityComparable<T, U>::value) >> <expression error>))’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:94:29: error: parse error in template argument list
     struct equal_impl<T, U, when<detail::EqualityComparable<T, U>::value>> {
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:94:76: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct equal_impl<T, U, when<detail::EqualityComparable<T, U>::value>> {
                                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:94:29: error: template argument 3 is invalid
     struct equal_impl<T, U, when<detail::EqualityComparable<T, U>::value>> {
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:104:29: error: parse error in template argument list
     struct equal_impl<C, C, when<
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:107:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:104:29: error: template argument 3 is invalid
     struct equal_impl<C, C, when<
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:120:29: error: parse error in template argument list
     struct equal_impl<T, U, when<hana::Product<T>::value && hana::Product<U>::value>> {
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:120:87: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct equal_impl<T, U, when<hana::Product<T>::value && hana::Product<U>::value>> {
                                                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:120:29: error: template argument 3 is invalid
     struct equal_impl<T, U, when<hana::Product<T>::value && hana::Product<U>::value>> {
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:140:13: error: ‘constexpr’ does not name a type
             constexpr auto apply(hana::false_, hana::true_) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:140:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:149:13: error: ‘constexpr’ does not name a type
             constexpr auto apply(hana::false_, hana::false_) const
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:149:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:153:13: error: ‘constexpr’ does not name a type
             constexpr auto apply(hana::true_, Result r) const
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:153:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:157:13: error: ‘constexpr’ does not name a type
             constexpr bool apply(hana::false_, bool b) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:157:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:168:29: error: parse error in template argument list
     struct equal_impl<T, U, when<Sequence<T>::value && hana::Sequence<U>::value>> {
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:168:83: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct equal_impl<T, U, when<Sequence<T>::value && hana::Sequence<U>::value>> {
                                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:168:29: error: template argument 3 is invalid
     struct equal_impl<T, U, when<Sequence<T>::value && hana::Sequence<U>::value>> {
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:186:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(Member&& member) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:186:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:194:29: error: parse error in template argument list
     struct equal_impl<S, S, when<hana::Struct<S>::value>> {
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:194:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct equal_impl<S, S, when<hana::Struct<S>::value>> {
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/equal.hpp:194:29: error: template argument 3 is invalid
     struct equal_impl<S, S, when<hana::Struct<S>::value>> {
                             ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:61:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr auto adjust_t::operator()(Xs&& xs, Value&& value, F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:43:48: error: template argument 1 is invalid
     struct adjust_impl<Fun, when<condition>> : default_ {
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:43:57: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct adjust_impl<Fun, when<condition>> : default_ {
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adjust.hpp:43:29: error: template argument 2 is invalid
     struct adjust_impl<Fun, when<condition>> : default_ {
                             ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:63,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/all.hpp:35:44: error: template argument 1 is invalid
     struct all_impl : all_impl<S, when<true>> { };
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/all.hpp:35:47: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct all_impl : all_impl<S, when<true>> { };
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/all.hpp:35:49: error: template argument 2 is invalid
     struct all_impl : all_impl<S, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/all.hpp:35:50: error: expected ‘{’ before ‘;’ token
     struct all_impl : all_impl<S, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/all.hpp:39:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/all.hpp:39:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/all.hpp:42:5: error: ‘constexpr’ does not name a type
     constexpr all_t all{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/all.hpp:42:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:63:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr auto all_t::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all.hpp:41:43: error: template argument 1 is invalid
     struct all_impl<S, when<condition>> : default_ {
                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all.hpp:41:52: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct all_impl<S, when<condition>> : default_ {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/all.hpp:41:24: error: template argument 2 is invalid
     struct all_impl<S, when<condition>> : default_ {
                        ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:66,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/any.hpp:35:44: error: template argument 1 is invalid
     struct any_impl : any_impl<S, when<true>> { };
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/any.hpp:35:47: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct any_impl : any_impl<S, when<true>> { };
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/any.hpp:35:49: error: template argument 2 is invalid
     struct any_impl : any_impl<S, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/any.hpp:35:50: error: expected ‘{’ before ‘;’ token
     struct any_impl : any_impl<S, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/any.hpp:39:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/any.hpp:39:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/any.hpp:42:5: error: ‘constexpr’ does not name a type
     constexpr any_t any{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/any.hpp:42:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:66:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr auto any_t::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any.hpp:41:43: error: template argument 1 is invalid
     struct any_impl<S, when<condition>> : default_ {
                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any.hpp:41:52: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct any_impl<S, when<condition>> : default_ {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/any.hpp:41:24: error: template argument 2 is invalid
     struct any_impl<S, when<condition>> : default_ {
                        ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/flatten.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/monad.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/chain.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:68,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:22:5: error: ‘constexpr’ does not name a type
     constexpr N factorial(N n) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:22:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:39:9: error: ‘constexpr’ does not name a type
         constexpr T& operator[](std::size_t n)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:39:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:42:9: error: ‘constexpr’ does not name a type
         constexpr T const& operator[](std::size_t n) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:42:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:45:9: error: ‘constexpr’ does not name a type
         constexpr std::size_t size() const noexcept
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:45:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:48:9: error: ‘constexpr’ does not name a type
         constexpr T* begin() noexcept             { return elems_; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:48:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:49:9: error: ‘constexpr’ does not name a type
         constexpr T const* begin() const noexcept { return elems_; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:49:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:50:9: error: ‘constexpr’ does not name a type
         constexpr T* end() noexcept               { return elems_ + Size; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:50:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:51:9: error: ‘constexpr’ does not name a type
         constexpr T const* end() const noexcept   { return elems_ + Size; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:51:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:54:9: error: ‘constexpr’ does not name a type
         constexpr array reverse() const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:54:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:61:9: error: ‘constexpr’ does not name a type
         constexpr auto permutations(BinaryPred pred) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:61:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:72:9: error: ‘constexpr’ does not name a type
         constexpr auto permutations() const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:72:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:77:9: error: ‘constexpr’ does not name a type
         constexpr auto sort(BinaryPred pred) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:77:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:83:9: error: ‘constexpr’ does not name a type
         constexpr auto sort() const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:83:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:87:9: error: ‘constexpr’ does not name a type
         constexpr auto iota(U value) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:87:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:95:5: error: ‘constexpr’ does not name a type
     constexpr bool operator==(array<T, M> a, array<U, N> b)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:95:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:99:5: error: ‘constexpr’ does not name a type
     constexpr bool operator<(array<T, M> a, array<U, N> b) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/array.hpp:99:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/flatten.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/monad.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/chain.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:68,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:25:30: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t ...Lengths>
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:28:16: error: ‘constexpr’ does not name a type
         static constexpr std::size_t lengths[sizeof...(Lengths) + 1] = {Lengths..., 0};
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:28:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:29:16: error: ‘constexpr’ does not name a type
         static constexpr auto flat_length =
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:29:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:33:16: error: ‘constexpr’ does not name a type
         static constexpr auto compute() {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:33:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:41:16: error: ‘constexpr’ does not name a type
         static constexpr auto inner = compute<true>();
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:41:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:42:16: error: ‘constexpr’ does not name a type
         static constexpr auto outer = compute<false>();
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:42:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:44:59: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Xs, typename F, std::size_t ...i>
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:45:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:45:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:56:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Xs>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:57:38: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         auto operator()(Xs const& ...xs) const -> detail::flatten_indices<
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:58:22: error: ‘length’ is not a member of ‘boost::hana’
             decltype(hana::length(xs))::value...
                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:58:37: error: a function call cannot appear in a constant-expression
             decltype(hana::length(xs))::value...
                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:58:38: error: a function call cannot appear in a constant-expression
             decltype(hana::length(xs))::value...
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:59:9: error: template argument 1 is invalid
         >;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:58:22: error: ‘length’ is not a member of ‘boost::hana’
             decltype(hana::length(xs))::value...
                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:58:37: error: a function call cannot appear in a constant-expression
             decltype(hana::length(xs))::value...
                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:58:38: error: a function call cannot appear in a constant-expression
             decltype(hana::length(xs))::value...
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:59:9: error: template argument 1 is invalid
         >;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:58:22: error: ‘length’ is not a member of ‘boost::hana’
             decltype(hana::length(xs))::value...
                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:58:37: error: a function call cannot appear in a constant-expression
             decltype(hana::length(xs))::value...
                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:58:38: error: a function call cannot appear in a constant-expression
             decltype(hana::length(xs))::value...
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:59:9: error: template argument 1 is invalid
         >;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:58:22: error: ‘length’ is not a member of ‘boost::hana’
             decltype(hana::length(xs))::value...
                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:58:37: error: a function call cannot appear in a constant-expression
             decltype(hana::length(xs))::value...
                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:58:38: error: a function call cannot appear in a constant-expression
             decltype(hana::length(xs))::value...
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:59:9: error: template argument 1 is invalid
         >;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:57:51: error: invalid use of template-name ‘boost::hana::detail::flatten_indices’ without an argument list
         auto operator()(Xs const& ...xs) const -> detail::flatten_indices<
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:57:74: error: expected initializer before ‘<’ token
         auto operator()(Xs const& ...xs) const -> detail::flatten_indices<
                                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:63:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) unpack_flatten(Xs&& xs, F&& f) {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/unpack_flatten.hpp:63:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/monad.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/chain.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:68,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/flatten.hpp:31:5: error: ‘constexpr’ does not name a type
     constexpr auto flatten_t::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/flatten.hpp:31:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/flatten.hpp:47:47: error: template argument 1 is invalid
     struct flatten_impl<M, when<condition>> : default_ {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/flatten.hpp:47:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct flatten_impl<M, when<condition>> : default_ {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/flatten.hpp:47:28: error: template argument 2 is invalid
     struct flatten_impl<M, when<condition>> : default_ {
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/flatten.hpp:54:28: error: parse error in template argument list
     struct flatten_impl<S, when<Sequence<S>::value>> {
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/flatten.hpp:54:54: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct flatten_impl<S, when<Sequence<S>::value>> {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/flatten.hpp:54:28: error: template argument 2 is invalid
     struct flatten_impl<S, when<Sequence<S>::value>> {
                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/chain.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:68,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/monad.hpp:27:62: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<flatten_impl<typename tag_of<M>::type>>::value ||
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/monad.hpp:28:60: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<chain_impl<typename tag_of<M>::type>>::value
                                                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:68,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/chain.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) chain_t::operator()(Xs&& xs, F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/chain.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/chain.hpp:41:45: error: template argument 1 is invalid
     struct chain_impl<M, when<condition>> : default_ {
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/chain.hpp:41:54: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct chain_impl<M, when<condition>> : default_ {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/chain.hpp:41:26: error: template argument 2 is invalid
     struct chain_impl<M, when<condition>> : default_ {
                          ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/applicative.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:68,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lift.hpp:26:5: error: ‘constexpr’ does not name a type
     constexpr auto lift_t<A>::operator()(X&& x) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lift.hpp:26:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lift.hpp:41:44: error: template argument 1 is invalid
     struct lift_impl<A, when<condition>> : default_ {
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lift.hpp:41:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct lift_impl<A, when<condition>> : default_ {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lift.hpp:41:25: error: template argument 2 is invalid
     struct lift_impl<A, when<condition>> : default_ {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lift.hpp:47:25: error: parse error in template argument list
     struct lift_impl<S, when<Sequence<S>::value>> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lift.hpp:47:51: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct lift_impl<S, when<Sequence<S>::value>> {
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lift.hpp:47:25: error: template argument 2 is invalid
     struct lift_impl<S, when<Sequence<S>::value>> {
                         ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:68,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/applicative.hpp:27:57: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<ap_impl<typename tag_of<A>::type>>::value &&
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/applicative.hpp:28:59: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<lift_impl<typename tag_of<A>::type>>::value
                                                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:68,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/apply.hpp:45:39: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename F, typename... Args>
                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/apply.hpp:46:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(F&& f, Args&&... args) const ->
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/apply.hpp:46:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/apply.hpp:53:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(T Base::*pmd, Derived&& ref) const ->
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/apply.hpp:53:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/apply.hpp:60:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(PMD pmd, Pointer&& ptr) const ->
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/apply.hpp:60:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/apply.hpp:66:72: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Base, typename T, typename Derived, typename... Args>
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/apply.hpp:67:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(T Base::*pmf, Derived&& ref, Args&&... args) const ->
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/apply.hpp:67:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/apply.hpp:73:59: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename PMF, typename Pointer, typename... Args>
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/apply.hpp:74:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(PMF pmf, Pointer&& ptr, Args&& ...args) const ->
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/apply.hpp:74:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/apply.hpp:81:5: error: ‘constexpr’ does not name a type
     constexpr apply_t apply{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/apply.hpp:81:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:21:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:68,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:107:9: error: ‘constexpr’ does not name a type
         constexpr curry_t<n, typename detail::decay<F>::type>
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:107:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:112:5: error: ‘constexpr’ does not name a type
     constexpr make_curry_t<n> curry{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:112:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:116:9: error: ‘constexpr’ does not name a type
         constexpr make_curry_t<n> curry_or_call{};
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:116:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:119:9: error: ‘constexpr’ does not name a type
         constexpr auto curry_or_call<0> = apply;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:119:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:126:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...X>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:127:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& ...x) const& {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:127:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:135:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...X>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:136:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& ...x) & {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:136:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:144:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...X>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:145:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& ...x) && {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:145:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:158:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()() const&
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:158:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:161:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()() &
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:161:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:164:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()() &&
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/curry.hpp:164:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:68:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:28:42: error: template argument 1 is invalid
     struct ap_impl<A, when<condition>> : default_ {
                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:28:51: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct ap_impl<A, when<condition>> : default_ {
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:28:23: error: template argument 2 is invalid
     struct ap_impl<A, when<condition>> : default_ {
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:35:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) ap_t::operator()(F&& f, X&& x) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:35:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:53:36: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename F, typename ...Xs>
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:54:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) ap_t::operator()(F&& f, Xs&& ...xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:54:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:67:23: error: parse error in template argument list
     struct ap_impl<S, when<Sequence<S>::value>> {
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:67:49: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct ap_impl<S, when<Sequence<S>::value>> {
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ap.hpp:67:23: error: template argument 2 is invalid
     struct ap_impl<S, when<Sequence<S>::value>> {
                       ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/append.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:69,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/append.hpp:57:50: error: template argument 1 is invalid
     struct append_impl : append_impl<M, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/append.hpp:57:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct append_impl : append_impl<M, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/append.hpp:57:55: error: template argument 2 is invalid
     struct append_impl : append_impl<M, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/append.hpp:57:56: error: expected ‘{’ before ‘;’ token
     struct append_impl : append_impl<M, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/append.hpp:61:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, X&& x) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/append.hpp:61:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/append.hpp:64:5: error: ‘constexpr’ does not name a type
     constexpr append_t append{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/append.hpp:64:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/monad_plus.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concat.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/append.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:69,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/empty.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr auto empty_t<M>::operator()() const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/empty.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/empty.hpp:40:45: error: template argument 1 is invalid
     struct empty_impl<M, when<condition>> : default_ {
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/empty.hpp:40:54: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct empty_impl<M, when<condition>> : default_ {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/empty.hpp:40:26: error: template argument 2 is invalid
     struct empty_impl<M, when<condition>> : default_ {
                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/empty.hpp:46:26: error: parse error in template argument list
     struct empty_impl<S, when<Sequence<S>::value>> {
                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/empty.hpp:46:52: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct empty_impl<S, when<Sequence<S>::value>> {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/empty.hpp:46:26: error: template argument 2 is invalid
     struct empty_impl<S, when<Sequence<S>::value>> {
                          ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concat.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/append.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:69,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/monad_plus.hpp:27:61: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<concat_impl<typename tag_of<M>::type>>::value &&
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/monad_plus.hpp:28:60: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<empty_impl<typename tag_of<M>::type>>::value
                                                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/append.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:69,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concat.hpp:31:5: error: ‘constexpr’ does not name a type
     constexpr auto concat_t::operator()(Xs&& xs, Ys&& ys) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concat.hpp:31:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concat.hpp:51:46: error: template argument 1 is invalid
     struct concat_impl<M, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concat.hpp:51:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct concat_impl<M, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concat.hpp:51:27: error: template argument 2 is invalid
     struct concat_impl<M, when<condition>> : default_ {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concat.hpp:57:27: error: parse error in template argument list
     struct concat_impl<S, when<Sequence<S>::value>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concat.hpp:57:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct concat_impl<S, when<Sequence<S>::value>> {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concat.hpp:57:27: error: template argument 2 is invalid
     struct concat_impl<S, when<Sequence<S>::value>> {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:69:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/append.hpp:32:5: error: ‘constexpr’ does not name a type
     constexpr auto append_t::operator()(Xs&& xs, X&& x) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/append.hpp:32:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/append.hpp:48:46: error: template argument 1 is invalid
     struct append_impl<M, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/append.hpp:48:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct append_impl<M, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/append.hpp:48:27: error: template argument 2 is invalid
     struct append_impl<M, when<condition>> : default_ {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/append.hpp:57:27: error: parse error in template argument list
     struct append_impl<S, when<Sequence<S>::value>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/append.hpp:57:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct append_impl<S, when<Sequence<S>::value>> {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/append.hpp:57:27: error: template argument 2 is invalid
     struct append_impl<S, when<Sequence<S>::value>> {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at_key.hpp:14:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:72,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/at_key.hpp:56:50: error: template argument 1 is invalid
     struct at_key_impl : at_key_impl<S, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/at_key.hpp:56:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct at_key_impl : at_key_impl<S, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/at_key.hpp:56:55: error: template argument 2 is invalid
     struct at_key_impl : at_key_impl<S, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/at_key.hpp:56:56: error: expected ‘{’ before ‘;’ token
     struct at_key_impl : at_key_impl<S, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/at_key.hpp:60:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs, Key const& key) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/at_key.hpp:60:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/at_key.hpp:63:5: error: ‘constexpr’ does not name a type
     constexpr at_key_t at_key{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/at_key.hpp:63:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at_key.hpp:24:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:72,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr auto find_t::operator()(Xs&& xs, Key const& key) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find.hpp:45:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(U const& u) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find.hpp:45:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find.hpp:52:44: error: template argument 1 is invalid
     struct find_impl<S, when<condition>> : default_ {
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find.hpp:52:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct find_impl<S, when<condition>> : default_ {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/find.hpp:52:25: error: template argument 2 is invalid
     struct find_impl<S, when<condition>> : default_ {
                         ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at_key.hpp:27:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:72,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/on.hpp:63:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...X>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/on.hpp:64:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& ...x) const& {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/on.hpp:64:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/on.hpp:68:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...X>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/on.hpp:69:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& ...x) & {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/on.hpp:69:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/on.hpp:73:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...X>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/on.hpp:74:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& ...x) && {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/on.hpp:74:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/on.hpp:79:5: error: ‘constexpr’ does not name a type
     constexpr auto on = infix(detail::create<on_t>{});
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/on.hpp:79:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/on.hpp:79:53: error: expected unqualified-id before ‘)’ token
     constexpr auto on = infix(detail::create<on_t>{});
                                                     ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:72:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at_key.hpp:40:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) at_key_t::operator()(Xs&& xs, Key const& key) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at_key.hpp:40:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at_key.hpp:56:46: error: template argument 1 is invalid
     struct at_key_impl<S, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at_key.hpp:56:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct at_key_impl<S, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at_key.hpp:56:27: error: template argument 2 is invalid
     struct at_key_impl<S, when<condition>> : default_ {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at_key.hpp:68:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(U const& u) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at_key.hpp:68:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at_key.hpp:75:27: error: parse error in template argument list
     struct at_key_impl<S, when<hana::Sequence<S>::value>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at_key.hpp:75:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct at_key_impl<S, when<hana::Sequence<S>::value>> {
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at_key.hpp:75:27: error: template argument 2 is invalid
     struct at_key_impl<S, when<hana::Sequence<S>::value>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at_key.hpp:86:27: error: parse error in template argument list
     struct at_key_impl<S, when<hana::Struct<S>::value>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at_key.hpp:86:57: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct at_key_impl<S, when<hana::Struct<S>::value>> {
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/at_key.hpp:86:27: error: template argument 2 is invalid
     struct at_key_impl<S, when<hana::Struct<S>::value>> {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/back.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:73,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/back.hpp:37:47: error: template argument 1 is invalid
     struct back_impl : back_impl<It, when<true>> { };
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/back.hpp:37:50: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct back_impl : back_impl<It, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/back.hpp:37:52: error: template argument 2 is invalid
     struct back_impl : back_impl<It, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/back.hpp:37:53: error: expected ‘{’ before ‘;’ token
     struct back_impl : back_impl<It, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/back.hpp:41:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/back.hpp:41:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/back.hpp:44:5: error: ‘constexpr’ does not name a type
     constexpr back_t back{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/back.hpp:44:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:73:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/back.hpp:27:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) back_t::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/back.hpp:27:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/back.hpp:43:45: error: template argument 1 is invalid
     struct back_impl<It, when<condition>> : default_ {
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/back.hpp:43:54: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct back_impl<It, when<condition>> : default_ {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/back.hpp:43:26: error: template argument 2 is invalid
     struct back_impl<It, when<condition>> : default_ {
                          ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:76,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/cartesian_product.hpp:51:72: error: template argument 1 is invalid
     struct cartesian_product_impl : cartesian_product_impl<S, when<true>> { };
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/cartesian_product.hpp:51:75: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct cartesian_product_impl : cartesian_product_impl<S, when<true>> { };
                                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/cartesian_product.hpp:51:77: error: template argument 2 is invalid
     struct cartesian_product_impl : cartesian_product_impl<S, when<true>> { };
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/cartesian_product.hpp:51:78: error: expected ‘{’ before ‘;’ token
     struct cartesian_product_impl : cartesian_product_impl<S, when<true>> { };
                                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/cartesian_product.hpp:55:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/cartesian_product.hpp:55:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/cartesian_product.hpp:58:5: error: ‘constexpr’ does not name a type
     constexpr cartesian_product_t cartesian_product{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/cartesian_product.hpp:58:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:76:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:32:5: error: ‘constexpr’ does not name a type
     constexpr auto cartesian_product_t::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:32:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:49:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...Lengths>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:51:20: error: ‘constexpr’ does not name a type
             static constexpr std::size_t total_length() {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:51:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:59:20: error: ‘constexpr’ does not name a type
             static constexpr std::size_t length = total_length();
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:59:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:61:20: error: ‘constexpr’ does not name a type
             static constexpr auto indices_of(std::size_t i) {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:61:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:72:65: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename S, std::size_t n, std::size_t ...k, typename ...Xs>
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:72:77: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename S, std::size_t n, std::size_t ...k, typename ...Xs>
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:73:20: error: ‘constexpr’ does not name a type
             static constexpr auto
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:73:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:79:50: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename S, std::size_t ...n, typename ...Xs>
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:79:62: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename S, std::size_t ...n, typename ...Xs>
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:80:20: error: ‘constexpr’ does not name a type
             static constexpr auto
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:80:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:91:57: error: template argument 1 is invalid
     struct cartesian_product_impl<S, when<condition>> : default_ {
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:91:66: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct cartesian_product_impl<S, when<condition>> : default_ {
                                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cartesian_product.hpp:91:38: error: template argument 2 is invalid
     struct cartesian_product_impl<S, when<condition>> : default_ {
                                      ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/comparing.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:78,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/comparing.hpp:58:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/comparing.hpp:58:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/comparing.hpp:61:5: error: ‘constexpr’ does not name a type
     constexpr comparing_t comparing{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/comparing.hpp:61:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:78:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/comparing.hpp:27:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(X&& x, Y&& y) const&
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/comparing.hpp:27:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/comparing.hpp:31:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(X&& x, Y&& y) &
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/comparing.hpp:31:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/comparing.hpp:38:5: error: ‘constexpr’ does not name a type
     constexpr auto comparing_t::operator()(F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/comparing.hpp:38:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/duplicate.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/comonad.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/duplicate.hpp:46:56: error: template argument 1 is invalid
     struct duplicate_impl : duplicate_impl<W, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/duplicate.hpp:46:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct duplicate_impl : duplicate_impl<W, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/duplicate.hpp:46:61: error: template argument 2 is invalid
     struct duplicate_impl : duplicate_impl<W, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/duplicate.hpp:46:62: error: expected ‘{’ before ‘;’ token
     struct duplicate_impl : duplicate_impl<W, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/duplicate.hpp:50:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(W_&& w) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/duplicate.hpp:50:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/duplicate.hpp:53:5: error: ‘constexpr’ does not name a type
     constexpr duplicate_t duplicate{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/duplicate.hpp:53:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/extend.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/duplicate.hpp:18,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/comonad.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/extend.hpp:51:50: error: template argument 1 is invalid
     struct extend_impl : extend_impl<W, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/extend.hpp:51:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct extend_impl : extend_impl<W, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/extend.hpp:51:55: error: template argument 2 is invalid
     struct extend_impl : extend_impl<W, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/extend.hpp:51:56: error: expected ‘{’ before ‘;’ token
     struct extend_impl : extend_impl<W, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/extend.hpp:55:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(W_&& w, F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/extend.hpp:55:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/extend.hpp:58:5: error: ‘constexpr’ does not name a type
     constexpr extend_t extend{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/extend.hpp:58:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/duplicate.hpp:18:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/comonad.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/extend.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) extend_t::operator()(W_&& w, F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/extend.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/extend.hpp:41:46: error: template argument 1 is invalid
     struct extend_impl<W, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/extend.hpp:41:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct extend_impl<W, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/extend.hpp:41:27: error: template argument 2 is invalid
     struct extend_impl<W, when<condition>> : default_ {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/comonad.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/duplicate.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) duplicate_t::operator()(W_&& w) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/duplicate.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/duplicate.hpp:41:49: error: template argument 1 is invalid
     struct duplicate_impl<W, when<condition>> : default_ {
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/duplicate.hpp:41:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct duplicate_impl<W, when<condition>> : default_ {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/duplicate.hpp:41:30: error: template argument 2 is invalid
     struct duplicate_impl<W, when<condition>> : default_ {
                              ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/extract.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/comonad.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/extract.hpp:47:52: error: template argument 1 is invalid
     struct extract_impl : extract_impl<W, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/extract.hpp:47:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct extract_impl : extract_impl<W, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/extract.hpp:47:57: error: template argument 2 is invalid
     struct extract_impl : extract_impl<W, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/extract.hpp:47:58: error: expected ‘{’ before ‘;’ token
     struct extract_impl : extract_impl<W, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/extract.hpp:51:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(W_&& w) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/extract.hpp:51:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/extract.hpp:54:5: error: ‘constexpr’ does not name a type
     constexpr extract_t extract{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/extract.hpp:54:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/comonad.hpp:21:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/extract.hpp:23:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) extract_t::operator()(W_&& w) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/extract.hpp:23:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/extract.hpp:39:47: error: template argument 1 is invalid
     struct extract_impl<W, when<condition>> : default_ {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/extract.hpp:39:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct extract_impl<W, when<condition>> : default_ {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/extract.hpp:39:28: error: template argument 2 is invalid
     struct extract_impl<W, when<condition>> : default_ {
                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:14:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/comonad.hpp:28:62: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<extract_impl<typename tag_of<W>::type>>::value &&
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/comonad.hpp:29:69: error: ‘>>’ should be ‘> >’ within a nested template argument list
                 (!is_default<duplicate_impl<typename tag_of<W>::type>>::value ||
                                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/comonad.hpp:30:66: error: ‘>>’ should be ‘> >’ within a nested template argument list
                  !is_default<extend_impl<typename tag_of<W>::type>>::value)
                                                                  ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/euclidean_ring.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:30:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) div_t::operator()(X&& x, Y&& y) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:30:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:56:46: error: template argument 1 is invalid
     struct div_impl<T, U, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:56:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct div_impl<T, U, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:56:27: error: template argument 3 is invalid
     struct div_impl<T, U, when<condition>> : default_ {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:64:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
         detail::has_nontrivial_common_embedding<EuclideanRing, T, U>::value
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:64:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:64:68: error: wrong number of template arguments (3, should be 1)
         detail::has_nontrivial_common_embedding<EuclideanRing, T, U>::value
                                                                    ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/when.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/when.hpp:39:12: note: provided for ‘template<bool condition> struct boost::hana::when’
     struct when;
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/euclidean_ring.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:65:5: error: template argument 3 is invalid
     >> {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:78:32: error: ‘is_integral’ is not a member of ‘std’
     struct div_impl<T, T, when<std::is_integral<T>::value &&
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:78:32: error: ‘is_integral’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:78:50: error: template argument 1 is invalid
     struct div_impl<T, T, when<std::is_integral<T>::value &&
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:79:33: error: ‘is_same’ is not a member of ‘std’
                                !std::is_same<T, bool>::value>> {
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:79:53: error: wrong number of template arguments (4, should be at least 2)
                                !std::is_same<T, bool>::value>> {
                                                     ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/div.hpp:48:12: note: provided for ‘template<class T, class U, class> struct boost::hana::div_impl’
     struct div_impl : div_impl<T, U, when<true>> { };
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/euclidean_ring.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:79:61: error: expected unqualified-id before ‘>>’ token
                                !std::is_same<T, bool>::value>> {
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:91:20: error: ‘constexpr’ does not name a type
             static constexpr auto value = hana::div(hana::value<X>(), hana::value<Y>());
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:91:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:92:19: error: expected nested-name-specifier before ‘hana_tag’
             using hana_tag = detail::CanonicalConstant<typename C::value_type>;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:97:27: error: parse error in template argument list
     struct div_impl<C, C, when<
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:100:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/div.hpp:97:27: error: template argument 3 is invalid
     struct div_impl<C, C, when<
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/euclidean_ring.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:30:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) mod_t::operator()(X&& x, Y&& y) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:30:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:56:46: error: template argument 1 is invalid
     struct mod_impl<T, U, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:56:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct mod_impl<T, U, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:56:27: error: template argument 3 is invalid
     struct mod_impl<T, U, when<condition>> : default_ {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:64:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
         detail::has_nontrivial_common_embedding<EuclideanRing, T, U>::value
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:64:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:64:68: error: wrong number of template arguments (3, should be 1)
         detail::has_nontrivial_common_embedding<EuclideanRing, T, U>::value
                                                                    ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/when.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/when.hpp:39:12: note: provided for ‘template<bool condition> struct boost::hana::when’
     struct when;
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/euclidean_ring.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:65:5: error: template argument 3 is invalid
     >> {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:78:32: error: ‘is_integral’ is not a member of ‘std’
     struct mod_impl<T, T, when<std::is_integral<T>::value &&
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:78:32: error: ‘is_integral’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:78:50: error: template argument 1 is invalid
     struct mod_impl<T, T, when<std::is_integral<T>::value &&
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:79:33: error: ‘is_same’ is not a member of ‘std’
                                !std::is_same<T, bool>::value>> {
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:79:53: error: wrong number of template arguments (4, should be at least 2)
                                !std::is_same<T, bool>::value>> {
                                                     ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:17:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/mod.hpp:51:12: note: provided for ‘template<class T, class U, class> struct boost::hana::mod_impl’
     struct mod_impl : mod_impl<T, U, when<true>> { };
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/euclidean_ring.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:79:61: error: expected unqualified-id before ‘>>’ token
                                !std::is_same<T, bool>::value>> {
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:91:20: error: ‘constexpr’ does not name a type
             static constexpr auto value = hana::mod(hana::value<X>(), hana::value<Y>());
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:91:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:92:19: error: expected nested-name-specifier before ‘hana_tag’
             using hana_tag = detail::CanonicalConstant<typename C::value_type>;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:97:27: error: parse error in template argument list
     struct mod_impl<C, C, when<
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:100:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mod.hpp:97:27: error: template argument 3 is invalid
     struct mod_impl<C, C, when<
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:17:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/euclidean_ring.hpp:28:58: error: ‘>>’ should be ‘> >’ within a nested template argument list
                                  typename tag_of<R>::type>>::value &&
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/euclidean_ring.hpp:30:58: error: ‘>>’ should be ‘> >’ within a nested template argument list
                                  typename tag_of<R>::type>>::value
                                                          ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/monoid.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:24,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/group.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zero.hpp:28:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) zero_t<M>::operator()() const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zero.hpp:28:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zero.hpp:43:44: error: template argument 1 is invalid
     struct zero_impl<M, when<condition>> : default_ {
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zero.hpp:43:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct zero_impl<M, when<condition>> : default_ {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zero.hpp:43:25: error: template argument 2 is invalid
     struct zero_impl<M, when<condition>> : default_ {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zero.hpp:53:9: error: ‘is_arithmetic’ is not a member of ‘std’
         std::is_arithmetic<T>::value &&
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zero.hpp:53:9: error: ‘is_arithmetic’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zero.hpp:53:29: error: template argument 1 is invalid
         std::is_arithmetic<T>::value &&
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zero.hpp:54:10: error: ‘is_same’ is not a member of ‘std’
         !std::is_same<T, bool>::value
          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zero.hpp:54:30: error: wrong number of template arguments (3, should be at least 1)
         !std::is_same<T, bool>::value
                              ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:38:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zero.hpp:35:12: note: provided for ‘template<class M, class> struct boost::hana::zero_impl’
     struct zero_impl : zero_impl<M, when<true>> { };
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/monoid.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:16,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:24,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/group.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zero.hpp:55:5: error: expected unqualified-id before ‘>>’ token
     >> {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zero.hpp:66:20: error: ‘constexpr’ does not name a type
             static constexpr auto value = hana::zero<typename C::value_type>();
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zero.hpp:66:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zero.hpp:67:19: error: expected nested-name-specifier before ‘hana_tag’
             using hana_tag = detail::CanonicalConstant<typename C::value_type>;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zero.hpp:72:25: error: parse error in template argument list
     struct zero_impl<C, when<
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zero.hpp:75:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zero.hpp:72:25: error: template argument 2 is invalid
     struct zero_impl<C, when<
                         ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:24,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/group.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/monoid.hpp:27:59: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<zero_impl<typename tag_of<M>::type>>::value &&
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/monoid.hpp:29:59: error: ‘>>’ should be ‘> >’ within a nested template argument list
                                   typename tag_of<M>::type>>::value
                                                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:24:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/group.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:30:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) plus_t::operator()(X&& x, Y&& y) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:30:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:56:47: error: template argument 1 is invalid
     struct plus_impl<T, U, when<condition>> : default_ {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:56:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct plus_impl<T, U, when<condition>> : default_ {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:56:28: error: template argument 3 is invalid
     struct plus_impl<T, U, when<condition>> : default_ {
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:64:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
         detail::has_nontrivial_common_embedding<Monoid, T, U>::value
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:64:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:64:61: error: wrong number of template arguments (3, should be 1)
         detail::has_nontrivial_common_embedding<Monoid, T, U>::value
                                                             ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/when.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/when.hpp:39:12: note: provided for ‘template<bool condition> struct boost::hana::when’
     struct when;
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:24:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/group.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:65:5: error: template argument 3 is invalid
     >> {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:79:9: error: ‘is_arithmetic’ is not a member of ‘std’
         std::is_arithmetic<T>::value &&
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:79:9: error: ‘is_arithmetic’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:79:29: error: template argument 1 is invalid
         std::is_arithmetic<T>::value &&
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:80:10: error: ‘is_same’ is not a member of ‘std’
         !std::is_same<T, bool>::value
          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:80:30: error: wrong number of template arguments (4, should be at least 2)
         !std::is_same<T, bool>::value
                              ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/arithmetic.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/bool.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/string.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/struct_macros.hpp:28,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/adapt_adt.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:59,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/plus.hpp:52:12: note: provided for ‘template<class T, class U, class> struct boost::hana::plus_impl’
     struct plus_impl : plus_impl<T, U, when<true>> { };
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:24:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/group.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:81:5: error: expected unqualified-id before ‘>>’ token
     >> {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:93:20: error: ‘constexpr’ does not name a type
             static constexpr auto value = hana::plus(hana::value<X>(), hana::value<Y>());
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:93:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:94:19: error: expected nested-name-specifier before ‘hana_tag’
             using hana_tag = detail::CanonicalConstant<typename C::value_type>;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:99:28: error: parse error in template argument list
     struct plus_impl<C, C, when<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:102:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/plus.hpp:99:28: error: template argument 3 is invalid
     struct plus_impl<C, C, when<
                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/group.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:33:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) minus_t::operator()(X&& x, Y&& y) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:33:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:54:48: error: template argument 1 is invalid
     struct minus_impl<T, U, when<condition>> : default_ {
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:54:57: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct minus_impl<T, U, when<condition>> : default_ {
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:54:29: error: template argument 3 is invalid
     struct minus_impl<T, U, when<condition>> : default_ {
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:60:48: error: template argument 1 is invalid
     struct minus_impl<T, T, when<condition>> : default_ {
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:60:57: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct minus_impl<T, T, when<condition>> : default_ {
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:60:29: error: template argument 3 is invalid
     struct minus_impl<T, T, when<condition>> : default_ {
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:71:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
         detail::has_nontrivial_common_embedding<Group, T, U>::value
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:71:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:71:60: error: wrong number of template arguments (3, should be 1)
         detail::has_nontrivial_common_embedding<Group, T, U>::value
                                                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/when.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/when.hpp:39:12: note: provided for ‘template<bool condition> struct boost::hana::when’
     struct when;
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/group.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:72:5: error: template argument 3 is invalid
     >> {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:85:34: error: ‘is_arithmetic’ is not a member of ‘std’
     struct minus_impl<T, T, when<std::is_arithmetic<T>::value &&
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:85:34: error: ‘is_arithmetic’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:85:54: error: template argument 1 is invalid
     struct minus_impl<T, T, when<std::is_arithmetic<T>::value &&
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:86:35: error: ‘is_same’ is not a member of ‘std’
                                  !std::is_same<bool, T>::value>> {
                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:86:55: error: template argument 3 is invalid
                                  !std::is_same<bool, T>::value>> {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:86:63: error: expected unqualified-id before ‘>>’ token
                                  !std::is_same<bool, T>::value>> {
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:98:20: error: ‘constexpr’ does not name a type
             static constexpr auto value = hana::minus(hana::value<X>(), hana::value<Y>());
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:98:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:99:19: error: expected nested-name-specifier before ‘hana_tag’
             using hana_tag = detail::CanonicalConstant<typename C::value_type>;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:104:29: error: parse error in template argument list
     struct minus_impl<C, C, when<
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:107:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minus.hpp:104:29: error: template argument 3 is invalid
     struct minus_impl<C, C, when<
                             ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/group.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/negate.hpp:27:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) negate_t::operator()(X&& x) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/negate.hpp:27:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/negate.hpp:43:46: error: template argument 1 is invalid
     struct negate_impl<T, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/negate.hpp:43:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct negate_impl<T, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/negate.hpp:43:27: error: template argument 2 is invalid
     struct negate_impl<T, when<condition>> : default_ {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/negate.hpp:53:32: error: ‘is_arithmetic’ is not a member of ‘std’
     struct negate_impl<T, when<std::is_arithmetic<T>::value &&
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/negate.hpp:53:32: error: ‘is_arithmetic’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/negate.hpp:53:52: error: template argument 1 is invalid
     struct negate_impl<T, when<std::is_arithmetic<T>::value &&
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/negate.hpp:54:33: error: ‘is_same’ is not a member of ‘std’
                                !std::is_same<bool, T>::value>> {
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/negate.hpp:54:53: error: template argument 2 is invalid
                                !std::is_same<bool, T>::value>> {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/negate.hpp:54:61: error: expected unqualified-id before ‘>>’ token
                                !std::is_same<bool, T>::value>> {
                                                             ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/group.hpp:27:61: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<negate_impl<typename tag_of<G>::type>>::value ||
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/group.hpp:29:60: error: ‘>>’ should be ‘> >’ within a nested template argument list
                                    typename tag_of<G>::type>>::value
                                                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/hashable.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:28:5: error: ‘constexpr’ does not name a type
     constexpr auto hash_t::operator()(X const& x) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:28:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:44:46: error: template argument 1 is invalid
     struct hash_impl<Tag, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:44:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct hash_impl<Tag, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:44:27: error: template argument 2 is invalid
     struct hash_impl<Tag, when<condition>> : default_ {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:56:20: error: ‘constexpr’ does not name a type
             static constexpr auto apply(X const&) {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:56:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:63:27: error: ‘enable_if’ in namespace ‘std’ does not name a template type
             typename std::enable_if<std::is_signed<T>::value>::type
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:63:36: error: expected template-argument before ‘<’ token
             typename std::enable_if<std::is_signed<T>::value>::type
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:63:36: error: expected ‘>’ before ‘<’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:64:9: error: template argument 2 is invalid
         > {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:64:11: error: expected ‘::’ before ‘{’ token
         > {
           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:64:11: error: expected identifier before ‘{’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:64:11: error: qualified name does not name a class before ‘{’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:74:27: error: ‘enable_if’ in namespace ‘std’ does not name a template type
             typename std::enable_if<std::is_unsigned<T>::value>::type
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:74:36: error: expected template-argument before ‘<’ token
             typename std::enable_if<std::is_unsigned<T>::value>::type
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:74:36: error: expected ‘>’ before ‘<’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:75:9: error: template argument 2 is invalid
         > {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:75:11: error: expected ‘::’ before ‘{’ token
         > {
           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:75:11: error: expected identifier before ‘{’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:75:11: error: qualified name does not name a class before ‘{’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:86:20: error: ‘constexpr’ does not name a type
             static constexpr auto apply(X const&) {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:86:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:94:20: error: ‘constexpr’ does not name a type
             static constexpr auto apply(X const&) {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:94:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:105:27: error: parse error in template argument list
     struct hash_impl<Tag, when<hana::IntegralConstant<Tag>::value>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:105:69: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct hash_impl<Tag, when<hana::IntegralConstant<Tag>::value>> {
                                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/hash.hpp:105:27: error: template argument 2 is invalid
     struct hash_impl<Tag, when<hana::IntegralConstant<Tag>::value>> {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:21:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/hashable.hpp:27:59: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<hash_impl<typename tag_of<T>::type>>::value
                                                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:25:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/metafunction.hpp:31:21: error: invalid use of incomplete type ‘struct boost::hana::integral_constant<bool, false>’
             : hana::integral_constant<bool, false>
                     ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/struct.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/integral_constant.hpp:237:12: note: declaration of ‘struct boost::hana::integral_constant<bool, false>’
     struct integral_constant
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:27:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/orderable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_than.hpp:24:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) nested_than_t<Algorithm>::operator()(X&& x) const
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_than.hpp:24:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:31:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/orderable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less_equal.hpp:31:5: error: ‘constexpr’ does not name a type
     constexpr auto less_equal_t::operator()(X&& x, Y&& y) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less_equal.hpp:31:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less_equal.hpp:53:53: error: template argument 1 is invalid
     struct less_equal_impl<T, U, when<condition>> : default_ {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less_equal.hpp:53:62: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct less_equal_impl<T, U, when<condition>> : default_ {
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less_equal.hpp:53:34: error: template argument 3 is invalid
     struct less_equal_impl<T, U, when<condition>> : default_ {
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less_equal.hpp:64:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
         detail::has_nontrivial_common_embedding<Orderable, T, U>::value
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less_equal.hpp:64:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less_equal.hpp:64:64: error: wrong number of template arguments (3, should be 1)
         detail::has_nontrivial_common_embedding<Orderable, T, U>::value
                                                                ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/when.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/when.hpp:39:12: note: provided for ‘template<bool condition> struct boost::hana::when’
     struct when;
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:31:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/orderable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less_equal.hpp:65:5: error: template argument 3 is invalid
     >> {
     ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lexicographical_compare.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:32,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/orderable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lexicographical_compare.hpp:79:84: error: template argument 1 is invalid
     struct lexicographical_compare_impl : lexicographical_compare_impl<T, when<true>> { };
                                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lexicographical_compare.hpp:79:87: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct lexicographical_compare_impl : lexicographical_compare_impl<T, when<true>> { };
                                                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lexicographical_compare.hpp:79:89: error: template argument 2 is invalid
     struct lexicographical_compare_impl : lexicographical_compare_impl<T, when<true>> { };
                                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lexicographical_compare.hpp:79:90: error: expected ‘{’ before ‘;’ token
     struct lexicographical_compare_impl : lexicographical_compare_impl<T, when<true>> { };
                                                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lexicographical_compare.hpp:83:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs const& xs, Ys const& ys) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lexicographical_compare.hpp:83:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lexicographical_compare.hpp:86:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs const& xs, Ys const& ys, Pred const& pred) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lexicographical_compare.hpp:86:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lexicographical_compare.hpp:89:5: error: ‘constexpr’ does not name a type
     constexpr lexicographical_compare_t lexicographical_compare{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lexicographical_compare.hpp:89:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:32:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/orderable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lexicographical_compare.hpp:29:5: error: ‘constexpr’ does not name a type
     constexpr auto lexicographical_compare_t::operator()(Xs const& xs, Ys const& ys) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lexicographical_compare.hpp:29:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lexicographical_compare.hpp:34:5: error: ‘constexpr’ does not name a type
     constexpr auto lexicographical_compare_t::operator()(Xs const& xs, Ys const& ys, Pred const& pred) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lexicographical_compare.hpp:34:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lexicographical_compare.hpp:56:64: error: template argument 1 is invalid
     struct lexicographical_compare_impl<It, when<condition>> : default_ {
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lexicographical_compare.hpp:56:73: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct lexicographical_compare_impl<It, when<condition>> : default_ {
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lexicographical_compare.hpp:56:45: error: template argument 2 is invalid
     struct lexicographical_compare_impl<It, when<condition>> : default_ {
                                             ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:33:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/orderable.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/or.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) or_t::operator()(X&& x, Y&& y) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/or.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/or.hpp:39:36: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename X, typename ...Y>
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/or.hpp:40:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) or_t::operator()(X&& x, Y&& ...y) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/or.hpp:40:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/or.hpp:50:48: error: template argument 1 is invalid
     struct or_impl<L, when<condition>> : hana::default_ {
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/or.hpp:50:57: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct or_impl<L, when<condition>> : hana::default_ {
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/or.hpp:50:23: error: template argument 2 is invalid
     struct or_impl<L, when<condition>> : hana::default_ {
                       ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/orderable.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:41:5: error: ‘constexpr’ does not name a type
     constexpr auto less_t::operator()(X&& x, Y&& y) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:41:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:67:47: error: template argument 1 is invalid
     struct less_impl<T, U, when<condition>> : default_ {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:67:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct less_impl<T, U, when<condition>> : default_ {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:67:28: error: template argument 3 is invalid
     struct less_impl<T, U, when<condition>> : default_ {
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:75:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
         detail::has_nontrivial_common_embedding<Orderable, T, U>::value &&
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:75:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:75:64: error: wrong number of template arguments (3, should be 1)
         detail::has_nontrivial_common_embedding<Orderable, T, U>::value &&
                                                                ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/when.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/when.hpp:39:12: note: provided for ‘template<bool condition> struct boost::hana::when’
     struct when;
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/orderable.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:77:5: error: type/value mismatch at argument 3 in template parameter list for ‘template<class T, class U, class> struct boost::hana::less_impl’
     >> {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:77:5: note:   expected a type, got ‘(<expression error> && ((! boost::hana::detail::LessThanComparable<T, U>::value) >> <expression error>))’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:90:28: error: parse error in template argument list
     struct less_impl<T, U, when<detail::LessThanComparable<T, U>::value>> {
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:90:75: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct less_impl<T, U, when<detail::LessThanComparable<T, U>::value>> {
                                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:90:28: error: template argument 3 is invalid
     struct less_impl<T, U, when<detail::LessThanComparable<T, U>::value>> {
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:100:28: error: parse error in template argument list
     struct less_impl<C, C, when<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:103:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:100:28: error: template argument 3 is invalid
     struct less_impl<C, C, when<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:116:28: error: parse error in template argument list
     struct less_impl<T, U, when<hana::Product<T>::value && hana::Product<U>::value>> {
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:116:86: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct less_impl<T, U, when<hana::Product<T>::value && hana::Product<U>::value>> {
                                                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:116:28: error: template argument 3 is invalid
     struct less_impl<T, U, when<hana::Product<T>::value && hana::Product<U>::value>> {
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:133:28: error: parse error in template argument list
     struct less_impl<T, U, when<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:135:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/less.hpp:133:28: error: template argument 3 is invalid
     struct less_impl<T, U, when<
                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:29:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/orderable.hpp:27:61: error: ‘>>’ should be ‘> >’ within a nested template argument list
                                   typename tag_of<Ord>::type>>::value
                                                             ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/ring.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:31,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:30:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) mult_t::operator()(X&& x, Y&& y) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:30:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:56:47: error: template argument 1 is invalid
     struct mult_impl<T, U, when<condition>> : default_ {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:56:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct mult_impl<T, U, when<condition>> : default_ {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:56:28: error: template argument 3 is invalid
     struct mult_impl<T, U, when<condition>> : default_ {
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:64:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
         detail::has_nontrivial_common_embedding<Ring, T, U>::value
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:64:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:64:59: error: wrong number of template arguments (3, should be 1)
         detail::has_nontrivial_common_embedding<Ring, T, U>::value
                                                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/when.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/when.hpp:39:12: note: provided for ‘template<bool condition> struct boost::hana::when’
     struct when;
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/ring.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:31,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:65:5: error: template argument 3 is invalid
     >> {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:78:33: error: ‘is_arithmetic’ is not a member of ‘std’
     struct mult_impl<T, T, when<std::is_arithmetic<T>::value &&
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:78:33: error: ‘is_arithmetic’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:78:53: error: template argument 1 is invalid
     struct mult_impl<T, T, when<std::is_arithmetic<T>::value &&
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:79:34: error: ‘is_same’ is not a member of ‘std’
                                 !std::is_same<bool, T>::value>> {
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:79:54: error: template argument 3 is invalid
                                 !std::is_same<bool, T>::value>> {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:79:62: error: expected unqualified-id before ‘>>’ token
                                 !std::is_same<bool, T>::value>> {
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:91:20: error: ‘constexpr’ does not name a type
             static constexpr auto value = hana::mult(hana::value<X>(), hana::value<Y>());
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:91:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:92:19: error: expected nested-name-specifier before ‘hana_tag’
             using hana_tag = detail::CanonicalConstant<typename C::value_type>;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:97:28: error: parse error in template argument list
     struct mult_impl<C, C, when<
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:100:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/mult.hpp:97:28: error: template argument 3 is invalid
     struct mult_impl<C, C, when<
                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/one.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/ring.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:31,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/one.hpp:35:44: error: template argument 1 is invalid
     struct one_impl : one_impl<R, when<true>> { };
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/one.hpp:35:47: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct one_impl : one_impl<R, when<true>> { };
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/one.hpp:35:49: error: template argument 2 is invalid
     struct one_impl : one_impl<R, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/one.hpp:35:50: error: expected ‘{’ before ‘;’ token
     struct one_impl : one_impl<R, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/one.hpp:39:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()() const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/one.hpp:39:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/one.hpp:43:5: error: ‘constexpr’ does not name a type
     constexpr one_t<R> one{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/one.hpp:43:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/ring.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:31,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/one.hpp:28:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) one_t<R>::operator()() const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/one.hpp:28:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/one.hpp:43:43: error: template argument 1 is invalid
     struct one_impl<R, when<condition>> : default_ {
                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/one.hpp:43:52: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct one_impl<R, when<condition>> : default_ {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/one.hpp:43:24: error: template argument 2 is invalid
     struct one_impl<R, when<condition>> : default_ {
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/one.hpp:52:29: error: ‘is_arithmetic’ is not a member of ‘std’
     struct one_impl<T, when<std::is_arithmetic<T>::value &&
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/one.hpp:52:29: error: ‘is_arithmetic’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/one.hpp:52:49: error: template argument 1 is invalid
     struct one_impl<T, when<std::is_arithmetic<T>::value &&
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/one.hpp:53:30: error: ‘is_same’ is not a member of ‘std’
                             !std::is_same<bool, T>::value>> {
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/one.hpp:53:50: error: template argument 2 is invalid
                             !std::is_same<bool, T>::value>> {
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/one.hpp:53:58: error: expected unqualified-id before ‘>>’ token
                             !std::is_same<bool, T>::value>> {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/one.hpp:64:20: error: ‘constexpr’ does not name a type
             static constexpr auto value = hana::one<typename C::value_type>();
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/one.hpp:64:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/one.hpp:65:19: error: expected nested-name-specifier before ‘hana_tag’
             using hana_tag = detail::CanonicalConstant<typename C::value_type>;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/one.hpp:70:24: error: parse error in template argument list
     struct one_impl<C, when<
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/one.hpp:73:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/one.hpp:70:24: error: template argument 2 is invalid
     struct one_impl<C, when<
                        ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept.hpp:31:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:80,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/ring.hpp:27:58: error: ‘>>’ should be ‘> >’ within a nested template argument list
             !is_default<one_impl<typename tag_of<R>::type>>::value &&
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/ring.hpp:29:59: error: ‘>>’ should be ‘> >’ within a nested template argument list
                                   typename tag_of<R>::type>>::value
                                                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:81:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/contains.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr auto contains_t::operator()(Xs&& xs, Key&& key) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/contains.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/contains.hpp:42:48: error: template argument 1 is invalid
     struct contains_impl<S, when<condition>> : default_ {
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/contains.hpp:42:57: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct contains_impl<S, when<condition>> : default_ {
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/contains.hpp:42:29: error: template argument 2 is invalid
     struct contains_impl<S, when<condition>> : default_ {
                             ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/is_a.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:82,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/is_a.hpp:42:38: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename Tag, typename ...T>
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/is_a.hpp:45:38: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename Tag, typename ...T>
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/is_a.hpp:46:5: error: ‘constexpr’ does not name a type
     constexpr is_a_t<Tag, T...> is_a{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/is_a.hpp:46:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/is_a.hpp:56:38: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename Tag, typename ...T>
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/is_a.hpp:57:5: error: ‘constexpr’ does not name a type
     constexpr is_a_t<Tag, T...> is_an{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/is_a.hpp:57:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core.hpp:17:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:82,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/is_a.hpp:29:13: error: ‘is_same’ is not a member of ‘std’
             std::is_same<DataType, typename hana::tag_of<T>::type>::value
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/is_a.hpp:29:13: error: ‘is_same’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/is_a.hpp:29:66: error: wrong number of template arguments (3, should be 2)
             std::is_same<DataType, typename hana::tag_of<T>::type>::value
                                                                  ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/concept/struct.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/integral_constant.hpp:237:12: note: provided for ‘template<class T, T v> struct boost::hana::integral_constant’
     struct integral_constant
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core.hpp:17:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:82,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/is_a.hpp:29:67: error: expected ‘{’ before ‘::’ token
             std::is_same<DataType, typename hana::tag_of<T>::type>::value
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/is_a.hpp:30:9: error: expected initializer before ‘>’ token
         >
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/is_a.hpp:36:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(T const&) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/is_a.hpp:36:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:83,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/count.hpp:46:48: error: template argument 1 is invalid
     struct count_impl : count_impl<T, when<true>> { };
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/count.hpp:46:51: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct count_impl : count_impl<T, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/count.hpp:46:53: error: template argument 2 is invalid
     struct count_impl : count_impl<T, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/count.hpp:46:54: error: expected ‘{’ before ‘;’ token
     struct count_impl : count_impl<T, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/count.hpp:50:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Value&& value) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/count.hpp:50:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/count.hpp:53:5: error: ‘constexpr’ does not name a type
     constexpr count_t count{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/count.hpp:53:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count_if.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count.hpp:18,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:83,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/count_if.hpp:45:54: error: template argument 1 is invalid
     struct count_if_impl : count_if_impl<T, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/count_if.hpp:45:57: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct count_if_impl : count_if_impl<T, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/count_if.hpp:45:59: error: template argument 2 is invalid
     struct count_if_impl : count_if_impl<T, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/count_if.hpp:45:60: error: expected ‘{’ before ‘;’ token
     struct count_if_impl : count_if_impl<T, when<true>> { };
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/count_if.hpp:49:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Pred&& pred) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/count_if.hpp:49:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/count_if.hpp:52:5: error: ‘constexpr’ does not name a type
     constexpr count_if_t count_if{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/count_if.hpp:52:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count.hpp:18:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:83,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count_if.hpp:31:5: error: ‘constexpr’ does not name a type
     constexpr auto count_if_t::operator()(Xs&& xs, Pred&& pred) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count_if.hpp:31:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count_if.hpp:51:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...Xs, typename = typename std::enable_if<
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count_if.hpp:51:64: error: ‘enable_if’ in namespace ‘std’ does not name a template type
             template <typename ...Xs, typename = typename std::enable_if<
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count_if.hpp:51:73: error: expected ‘>’ before ‘<’ token
             template <typename ...Xs, typename = typename std::enable_if<
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count_if.hpp:56:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(Xs&& ...xs) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count_if.hpp:56:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count_if.hpp:66:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...Xs, typename = void, typename = typename std::enable_if<
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count_if.hpp:66:81: error: ‘enable_if’ in namespace ‘std’ does not name a template type
             template <typename ...Xs, typename = void, typename = typename std::enable_if<
                                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count_if.hpp:66:90: error: expected ‘>’ before ‘<’ token
             template <typename ...Xs, typename = void, typename = typename std::enable_if<
                                                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count_if.hpp:71:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(Xs&& ...xs) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count_if.hpp:71:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count_if.hpp:81:48: error: template argument 1 is invalid
     struct count_if_impl<T, when<condition>> : default_ {
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count_if.hpp:81:57: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct count_if_impl<T, when<condition>> : default_ {
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count_if.hpp:81:29: error: template argument 2 is invalid
     struct count_if_impl<T, when<condition>> : default_ {
                             ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:83:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr auto count_t::operator()(Xs&& xs, Value&& value) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count.hpp:41:45: error: template argument 1 is invalid
     struct count_impl<T, when<condition>> : default_ {
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count.hpp:41:54: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct count_impl<T, when<condition>> : default_ {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/count.hpp:41:26: error: template argument 2 is invalid
     struct count_impl<T, when<condition>> : default_ {
                          ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:85,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/cycle.hpp:65:48: error: template argument 1 is invalid
     struct cycle_impl : cycle_impl<M, when<true>> { };
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/cycle.hpp:65:51: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct cycle_impl : cycle_impl<M, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/cycle.hpp:65:53: error: template argument 2 is invalid
     struct cycle_impl : cycle_impl<M, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/cycle.hpp:65:54: error: expected ‘{’ before ‘;’ token
     struct cycle_impl : cycle_impl<M, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/cycle.hpp:69:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, N const& n) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/cycle.hpp:69:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/cycle.hpp:72:5: error: ‘constexpr’ does not name a type
     constexpr cycle_t cycle{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/cycle.hpp:72:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:85:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:34:5: error: ‘constexpr’ does not name a type
     constexpr auto cycle_t::operator()(Xs&& xs, N const& n) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:34:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:62:20: error: ‘constexpr’ does not name a type
             static constexpr auto apply(Xs const&)
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:62:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:69:20: error: ‘constexpr’ does not name a type
             static constexpr auto apply(Xs const& xs)
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:69:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:76:20: error: ‘constexpr’ does not name a type
             static constexpr auto apply(Xs const& xs)
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:76:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:82:45: error: template argument 1 is invalid
     struct cycle_impl<M, when<condition>> : default_ {
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:82:54: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct cycle_impl<M, when<condition>> : default_ {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:82:26: error: template argument 2 is invalid
     struct cycle_impl<M, when<condition>> : default_ {
                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:93:20: error: ‘constexpr’ does not name a type
             static constexpr auto compute_value() {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:93:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:103:20: error: ‘constexpr’ does not name a type
             static constexpr auto value = compute_value();
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:103:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:108:26: error: parse error in template argument list
     struct cycle_impl<S, when<Sequence<S>::value>> {
                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:108:52: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct cycle_impl<S, when<Sequence<S>::value>> {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/cycle.hpp:108:26: error: template argument 2 is invalid
     struct cycle_impl<S, when<Sequence<S>::value>> {
                          ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/difference.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:87,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/difference.hpp:21:58: error: template argument 1 is invalid
     struct difference_impl : difference_impl<S, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/difference.hpp:21:61: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct difference_impl : difference_impl<S, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/difference.hpp:21:63: error: template argument 2 is invalid
     struct difference_impl : difference_impl<S, when<true>> { };
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/difference.hpp:21:64: error: expected ‘{’ before ‘;’ token
     struct difference_impl : difference_impl<S, when<true>> { };
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/difference.hpp:26:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&&, Ys&&) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/difference.hpp:26:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/difference.hpp:29:5: error: ‘constexpr’ does not name a type
     constexpr difference_t difference{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/difference.hpp:29:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/erase_key.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/difference.hpp:17,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:87,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/erase_key.hpp:21:56: error: template argument 1 is invalid
     struct erase_key_impl : erase_key_impl<T, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/erase_key.hpp:21:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct erase_key_impl : erase_key_impl<T, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/erase_key.hpp:21:61: error: template argument 2 is invalid
     struct erase_key_impl : erase_key_impl<T, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/erase_key.hpp:21:62: error: expected ‘{’ before ‘;’ token
     struct erase_key_impl : erase_key_impl<T, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/erase_key.hpp:25:42: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Set, typename ...Args>
                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/erase_key.hpp:26:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Set&& set, Args&& ...args) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/erase_key.hpp:26:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/erase_key.hpp:29:5: error: ‘constexpr’ does not name a type
     constexpr erase_key_t erase_key{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/erase_key.hpp:29:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/difference.hpp:17:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:87,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/erase_key.hpp:21:38: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename Set, typename ...Args>
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/erase_key.hpp:22:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) erase_key_t::operator()(Set&& set, Args&& ...args) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/erase_key.hpp:22:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/erase_key.hpp:31:49: error: template argument 1 is invalid
     struct erase_key_impl<T, when<condition>> : default_ {
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/erase_key.hpp:31:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct erase_key_impl<T, when<condition>> : default_ {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/erase_key.hpp:31:30: error: template argument 2 is invalid
     struct erase_key_impl<T, when<condition>> : default_ {
                              ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:87:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/difference.hpp:23:5: error: ‘constexpr’ does not name a type
     constexpr auto difference_t::operator()(Xs&& xs, Ys&& ys) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/difference.hpp:23:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/difference.hpp:34:50: error: template argument 1 is invalid
     struct difference_impl<S, when<condition>> : default_ {
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/difference.hpp:34:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct difference_impl<S, when<condition>> : default_ {
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/difference.hpp:34:31: error: template argument 2 is invalid
     struct difference_impl<S, when<condition>> : default_ {
                               ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_back.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:89,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_back.hpp:49:56: error: template argument 1 is invalid
     struct drop_back_impl : drop_back_impl<S, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_back.hpp:49:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct drop_back_impl : drop_back_impl<S, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_back.hpp:49:61: error: template argument 2 is invalid
     struct drop_back_impl : drop_back_impl<S, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_back.hpp:49:62: error: expected ‘{’ before ‘;’ token
     struct drop_back_impl : drop_back_impl<S, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_back.hpp:53:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, N const& n) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_back.hpp:53:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_back.hpp:56:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_back.hpp:56:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_back.hpp:59:5: error: ‘constexpr’ does not name a type
     constexpr drop_back_t drop_back{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_back.hpp:59:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:89:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_back.hpp:31:5: error: ‘constexpr’ does not name a type
     constexpr auto drop_back_t::operator()(Xs&& xs, N const& n) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_back.hpp:31:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_back.hpp:53:5: error: ‘constexpr’ does not name a type
     constexpr auto drop_back_t::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_back.hpp:53:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_back.hpp:59:49: error: template argument 1 is invalid
     struct drop_back_impl<S, when<condition>> : default_ {
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_back.hpp:59:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct drop_back_impl<S, when<condition>> : default_ {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_back.hpp:59:30: error: template argument 2 is invalid
     struct drop_back_impl<S, when<condition>> : default_ {
                              ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front_exactly.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:91,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front_exactly.hpp:53:75: error: template argument 1 is invalid
     struct drop_front_exactly_impl : drop_front_exactly_impl<It, when<true>> { };
                                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front_exactly.hpp:53:78: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct drop_front_exactly_impl : drop_front_exactly_impl<It, when<true>> { };
                                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front_exactly.hpp:53:80: error: template argument 2 is invalid
     struct drop_front_exactly_impl : drop_front_exactly_impl<It, when<true>> { };
                                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front_exactly.hpp:53:81: error: expected ‘{’ before ‘;’ token
     struct drop_front_exactly_impl : drop_front_exactly_impl<It, when<true>> { };
                                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front_exactly.hpp:57:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, N const& n) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front_exactly.hpp:57:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front_exactly.hpp:60:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front_exactly.hpp:60:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front_exactly.hpp:63:5: error: ‘constexpr’ does not name a type
     constexpr drop_front_exactly_t drop_front_exactly{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_front_exactly.hpp:63:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:91:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front_exactly.hpp:28:5: error: ‘constexpr’ does not name a type
     constexpr auto drop_front_exactly_t::operator()(Xs&& xs, N const& n) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front_exactly.hpp:28:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front_exactly.hpp:50:5: error: ‘constexpr’ does not name a type
     constexpr auto drop_front_exactly_t::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front_exactly.hpp:50:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front_exactly.hpp:57:9: error: ‘constexpr’ does not name a type
         constexpr void check_dfe_overflow(Xs const& xs, N const&, hana::true_) {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front_exactly.hpp:57:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front_exactly.hpp:67:9: error: ‘constexpr’ does not name a type
         constexpr void check_dfe_overflow(Xs const&, N const&, hana::false_) { }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front_exactly.hpp:67:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front_exactly.hpp:71:59: error: template argument 1 is invalid
     struct drop_front_exactly_impl<It, when<condition>> : default_ {
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front_exactly.hpp:71:68: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct drop_front_exactly_impl<It, when<condition>> : default_ {
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_front_exactly.hpp:71:40: error: template argument 2 is invalid
     struct drop_front_exactly_impl<It, when<condition>> : default_ {
                                        ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_while.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:92,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_while.hpp:49:59: error: template argument 1 is invalid
     struct drop_while_impl : drop_while_impl<It, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_while.hpp:49:62: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct drop_while_impl : drop_while_impl<It, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_while.hpp:49:64: error: template argument 2 is invalid
     struct drop_while_impl : drop_while_impl<It, when<true>> { };
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_while.hpp:49:65: error: expected ‘{’ before ‘;’ token
     struct drop_while_impl : drop_while_impl<It, when<true>> { };
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_while.hpp:53:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Pred&& pred) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_while.hpp:53:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_while.hpp:56:5: error: ‘constexpr’ does not name a type
     constexpr drop_while_t drop_while{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/drop_while.hpp:56:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_while.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:92,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/first_unsatisfied_index.hpp:21:45: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <bool, typename Pred, typename ...Xs>
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/first_unsatisfied_index.hpp:24:51: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename Pred, typename X, typename ...Xs>
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/first_unsatisfied_index.hpp:26:16: error: ‘constexpr’ does not name a type
         static constexpr int value = find_tail_size<
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/first_unsatisfied_index.hpp:26:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/first_unsatisfied_index.hpp:34:16: error: ‘constexpr’ does not name a type
         static constexpr int value = -1;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/first_unsatisfied_index.hpp:34:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/first_unsatisfied_index.hpp:37:39: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename Pred, typename ...Xs>
                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/first_unsatisfied_index.hpp:39:16: error: ‘constexpr’ does not name a type
         static constexpr int value = sizeof...(Xs);
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/first_unsatisfied_index.hpp:39:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/first_unsatisfied_index.hpp:47:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Xs>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/first_unsatisfied_index.hpp:48:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& ...) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/first_unsatisfied_index.hpp:48:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_while.hpp:24,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:92,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lazy.hpp:121:5: error: ‘constexpr’ does not name a type
     constexpr auto make_lazy = make<lazy_tag>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/lazy.hpp:121:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_while.hpp:24:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:92,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:42:54: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename Indices, typename F, typename ...Args>
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:47:30: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t ...n, typename F, typename ...Args>
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:47:54: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t ...n, typename F, typename ...Args>
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:48:25: error: ‘index_sequence’ is not a member of ‘std’
     struct lazy_apply_t<std::index_sequence<n...>, F, Args...>
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:48:25: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:48:46: error: expected parameter pack before ‘...’
     struct lazy_apply_t<std::index_sequence<n...>, F, Args...>
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:48:49: error: wrong number of template arguments (1, should be at least 2)
     struct lazy_apply_t<std::index_sequence<n...>, F, Args...>
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:43:12: note: provided for ‘template<class Indices, class F, class ... Args> struct boost::hana::lazy_apply_t’
     struct lazy_apply_t;
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:63:9: error: ‘constexpr’ does not name a type
         constexpr lazy_value_t(detail::lazy_secret, Y&& y)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:63:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:65:9: error: expected unqualified-id before ‘{’ token
         { }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:68:15: error: expected nested-name-specifier before ‘hana_tag’
         using hana_tag = lazy_tag;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:71:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Args>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:72:9: error: ‘constexpr’ does not name a type
         constexpr lazy_apply_t<
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:72:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:80:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Args>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:81:9: error: ‘constexpr’ does not name a type
         constexpr lazy_apply_t<
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:81:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:98:16: error: ‘constexpr’ does not name a type
         static constexpr lazy_value_t<typename detail::decay<X>::type> apply(X&& x) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:98:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:108:51: error: ‘constexpr’ does not name a type
         struct monad_operators<lazy_tag> { static constexpr bool value = true; };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:108:51: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:117:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...n, typename F, typename ...Args>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:117:58: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...n, typename F, typename ...Args>
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:118:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:118:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:125:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...n, typename F, typename ...Args>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:125:58: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...n, typename F, typename ...Args>
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:126:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:126:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:133:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...n, typename F, typename ...Args>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:133:58: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...n, typename F, typename ...Args>
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:134:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:134:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:143:16: error: ‘constexpr’ does not name a type
         static constexpr X const& apply(lazy_value_t<X> const& expr)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:143:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:147:16: error: ‘constexpr’ does not name a type
         static constexpr X& apply(lazy_value_t<X>& expr)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:147:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:151:16: error: ‘constexpr’ does not name a type
         static constexpr X apply(lazy_value_t<X>&& expr)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:151:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:161:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Expr&& expr, F&& f) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:161:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:174:16: error: ‘constexpr’ does not name a type
         static constexpr lazy_value_t<typename detail::decay<X>::type>
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:174:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:183:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(F&& f, X&& x) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:183:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:196:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(Expr&& expr) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:196:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:209:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(Expr&& expr)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:209:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:216:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(Expr&& expr)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:216:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:223:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(Expr&& expr, F&& f) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/lazy.hpp:223:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:92:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_while.hpp:30:5: error: ‘constexpr’ does not name a type
     constexpr auto drop_while_t::operator()(Xs&& xs, Pred&& pred) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_while.hpp:30:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_while.hpp:49:17: error: ‘constexpr’ does not name a type
                 constexpr decltype(auto) operator()(Xs&& xs, Pred&& pred) const {
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_while.hpp:49:17: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_while.hpp:58:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(Xs&& xs, Pred&& pred) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_while.hpp:58:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_while.hpp:68:51: error: template argument 1 is invalid
     struct drop_while_impl<It, when<condition>> : default_ {
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_while.hpp:68:60: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct drop_while_impl<It, when<condition>> : default_ {
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_while.hpp:68:32: error: template argument 2 is invalid
     struct drop_while_impl<It, when<condition>> : default_ {
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_while.hpp:80:31: error: parse error in template argument list
     struct drop_while_impl<S, when<hana::Foldable<S>::value>> {
                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_while.hpp:80:63: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct drop_while_impl<S, when<hana::Foldable<S>::value>> {
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/drop_while.hpp:80:31: error: template argument 2 is invalid
     struct drop_while_impl<S, when<hana::Foldable<S>::value>> {
                               ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fill.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:101,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fill.hpp:46:47: error: template argument 1 is invalid
     struct fill_impl : fill_impl<Xs, when<true>> { };
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fill.hpp:46:50: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct fill_impl : fill_impl<Xs, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fill.hpp:46:52: error: template argument 2 is invalid
     struct fill_impl : fill_impl<Xs, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fill.hpp:46:53: error: expected ‘{’ before ‘;’ token
     struct fill_impl : fill_impl<Xs, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fill.hpp:50:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Value&& value) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fill.hpp:50:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fill.hpp:53:5: error: ‘constexpr’ does not name a type
     constexpr fill_t fill{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fill.hpp:53:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:101:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fill.hpp:28:5: error: ‘constexpr’ does not name a type
     constexpr auto fill_t::operator()(Xs&& xs, Value&& value) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fill.hpp:28:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fill.hpp:45:46: error: template argument 1 is invalid
     struct fill_impl<Fun, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fill.hpp:45:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct fill_impl<Fun, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fill.hpp:45:27: error: template argument 2 is invalid
     struct fill_impl<Fun, when<condition>> : default_ {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fill.hpp:55:25: error: parse error in template argument list
     struct fill_impl<S, when<Sequence<S>::value>> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fill.hpp:55:51: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct fill_impl<S, when<Sequence<S>::value>> {
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fill.hpp:55:25: error: template argument 2 is invalid
     struct fill_impl<S, when<Sequence<S>::value>> {
                         ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:102,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/filter.hpp:70:50: error: template argument 1 is invalid
     struct filter_impl : filter_impl<M, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/filter.hpp:70:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct filter_impl : filter_impl<M, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/filter.hpp:70:55: error: template argument 2 is invalid
     struct filter_impl : filter_impl<M, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/filter.hpp:70:56: error: expected ‘{’ before ‘;’ token
     struct filter_impl : filter_impl<M, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/filter.hpp:74:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Pred&& pred) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/filter.hpp:74:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/filter.hpp:77:5: error: ‘constexpr’ does not name a type
     constexpr filter_t filter{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/filter.hpp:77:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:102:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:37:5: error: ‘constexpr’ does not name a type
     constexpr auto filter_t::operator()(Xs&& xs, Pred&& pred) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:37:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:57:20: error: ‘constexpr’ does not name a type
             static constexpr auto helper(X&& x, hana::true_)
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:57:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:61:20: error: ‘constexpr’ does not name a type
             static constexpr auto helper(X&&, hana::false_)
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:61:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:65:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(X&& x) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:65:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:73:46: error: template argument 1 is invalid
     struct filter_impl<M, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:73:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct filter_impl<M, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:73:27: error: template argument 2 is invalid
     struct filter_impl<M, when<condition>> : default_ {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:83:27: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <bool ...b>
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:85:20: error: ‘constexpr’ does not name a type
             static constexpr auto compute_indices() {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:85:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:96:20: error: ‘constexpr’ does not name a type
             static constexpr auto cached_indices = compute_indices();
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:96:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:102:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...X>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:103:30: error: expected ‘,’ or ‘...’ before ‘&&’ token
             auto operator()(X&& ...x) const -> filter_indices<
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:48: error: the address of a label cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:54: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:55: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:48: error: the address of a label cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:54: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:55: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:48: error: the address of a label cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:54: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:55: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:48: error: the address of a label cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:54: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:55: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:26: error: template argument 1 is invalid
                 >::type::value)...
                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:48: error: the address of a label cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:54: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:55: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:48: error: the address of a label cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:54: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:55: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:48: error: the address of a label cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:54: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:55: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:48: error: the address of a label cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:54: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:55: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:26: error: template argument 1 is invalid
                 >::type::value)...
                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:48: error: the address of a label cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:54: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:55: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:48: error: the address of a label cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:54: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:55: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:48: error: the address of a label cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:54: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:55: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:48: error: the address of a label cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:54: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:55: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:26: error: template argument 1 is invalid
                 >::type::value)...
                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:48: error: the address of a label cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:54: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:55: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:48: error: the address of a label cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:54: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:55: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:48: error: the address of a label cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:54: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:55: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:48: error: the address of a label cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:54: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:105:55: error: a function call cannot appear in a constant-expression
                     decltype(pred(static_cast<X&&>(x)))
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:106:26: error: template argument 1 is invalid
                 >::type::value)...
                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:103:48: error: invalid use of template-name ‘boost::hana::detail::filter_indices’ without an argument list
             auto operator()(X&& ...x) const -> filter_indices<
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:103:62: error: expected initializer before ‘<’ token
             auto operator()(X&& ...x) const -> filter_indices<
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:112:27: error: parse error in template argument list
     struct filter_impl<S, when<Sequence<S>::value>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:112:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct filter_impl<S, when<Sequence<S>::value>> {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/filter.hpp:112:27: error: template argument 2 is invalid
     struct filter_impl<S, when<Sequence<S>::value>> {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:107,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold.hpp:35:5: error: ‘constexpr’ does not name a type
     constexpr auto fold = fold_left;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold.hpp:35:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_right.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:109,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_right.hpp:78:58: error: template argument 1 is invalid
     struct fold_right_impl : fold_right_impl<T, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_right.hpp:78:61: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct fold_right_impl : fold_right_impl<T, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_right.hpp:78:63: error: template argument 2 is invalid
     struct fold_right_impl : fold_right_impl<T, when<true>> { };
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_right.hpp:78:64: error: expected ‘{’ before ‘;’ token
     struct fold_right_impl : fold_right_impl<T, when<true>> { };
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_right.hpp:82:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs, State&& state, F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_right.hpp:82:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_right.hpp:85:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs, F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_right.hpp:85:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_right.hpp:88:5: error: ‘constexpr’ does not name a type
     constexpr fold_right_t fold_right{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fold_right.hpp:88:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_right.hpp:18:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:109,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:20:12: error: template argument 1 is invalid
     struct foldr1_impl;
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:20:23: error: expected ‘>’ before ‘;’ token
     struct foldr1_impl;
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:20:23: error: expected unqualified-id before ‘;’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:23:12: error: ‘foldr1_impl’ is not a class template
     struct foldr1_impl<1> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:23:27: error: explicit specialization of non-template ‘boost::hana::detail::variadic::foldr1_impl’
     struct foldr1_impl<1> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:25:16: error: ‘constexpr’ does not name a type
         static constexpr X1 apply(F&&, X1&& x1)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:25:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:30:12: error: ‘foldr1_impl’ is not a class template
     struct foldr1_impl<2> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:30:25: error: ‘boost::hana::detail::variadic::foldr1_impl’ is not a template type
     struct foldr1_impl<2> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:39:12: error: ‘foldr1_impl’ is not a class template
     struct foldr1_impl<3> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:39:25: error: ‘boost::hana::detail::variadic::foldr1_impl’ is not a template type
     struct foldr1_impl<3> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:49:12: error: ‘foldr1_impl’ is not a class template
     struct foldr1_impl<4> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:49:25: error: ‘boost::hana::detail::variadic::foldr1_impl’ is not a template type
     struct foldr1_impl<4> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:60:12: error: ‘foldr1_impl’ is not a class template
     struct foldr1_impl<5> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:60:25: error: ‘boost::hana::detail::variadic::foldr1_impl’ is not a template type
     struct foldr1_impl<5> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:72:12: error: ‘foldr1_impl’ is not a class template
     struct foldr1_impl<6> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:72:25: error: ‘boost::hana::detail::variadic::foldr1_impl’ is not a template type
     struct foldr1_impl<6> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:85:12: error: ‘foldr1_impl’ is not a class template
     struct foldr1_impl<n, when<(n >= 7) && (n < 14)>> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:85:52: error: template argument 1 is invalid
     struct foldr1_impl<n, when<(n >= 7) && (n < 14)>> {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:85:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct foldr1_impl<n, when<(n >= 7) && (n < 14)>> {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:85:27: error: ‘boost::hana::detail::variadic::foldr1_impl’ is not a template type
     struct foldr1_impl<n, when<(n >= 7) && (n < 14)>> {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_right.hpp:18:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:109,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:103:12: error: ‘foldr1_impl’ is not a class template
     struct foldr1_impl<n, when<(n >= 14) && (n < 28)>> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:103:53: error: template argument 1 is invalid
     struct foldr1_impl<n, when<(n >= 14) && (n < 28)>> {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:103:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct foldr1_impl<n, when<(n >= 14) && (n < 28)>> {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:103:27: error: ‘boost::hana::detail::variadic::foldr1_impl’ is not a template type
     struct foldr1_impl<n, when<(n >= 14) && (n < 28)>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:123:12: error: ‘foldr1_impl’ is not a class template
     struct foldr1_impl<n, when<(n >= 28) && (n < 56)>> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:123:53: error: template argument 1 is invalid
     struct foldr1_impl<n, when<(n >= 28) && (n < 56)>> {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:123:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct foldr1_impl<n, when<(n >= 28) && (n < 56)>> {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:123:27: error: ‘boost::hana::detail::variadic::foldr1_impl’ is not a template type
     struct foldr1_impl<n, when<(n >= 28) && (n < 56)>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:149:12: error: ‘foldr1_impl’ is not a class template
     struct foldr1_impl<n, when<(n >= 56)>> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:149:41: error: template argument 1 is invalid
     struct foldr1_impl<n, when<(n >= 56)>> {
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:149:44: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct foldr1_impl<n, when<(n >= 56)>> {
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:149:27: error: ‘boost::hana::detail::variadic::foldr1_impl’ is not a template type
     struct foldr1_impl<n, when<(n >= 56)>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:188:53: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename F, typename X1, typename ...Xn>
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:189:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(F&& f, X1&& x1, Xn&& ...xn) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:189:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:196:5: error: ‘constexpr’ does not name a type
     constexpr foldr1_t foldr1{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:196:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:199:56: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename F, typename State, typename ...Xn>
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:200:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(F&& f, State&& state, Xn&& ...xn) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:200:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:207:5: error: ‘constexpr’ does not name a type
     constexpr foldr_t foldr{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/variadic/foldr1.hpp:207:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:109:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_right.hpp:26:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) fold_right_t::operator()(Xs&& xs, State&& state, F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_right.hpp:26:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_right.hpp:43:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) fold_right_t::operator()(Xs&& xs, F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_right.hpp:43:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_right.hpp:63:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...T>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_right.hpp:64:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(T&& ...t) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_right.hpp:64:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_right.hpp:75:50: error: template argument 1 is invalid
     struct fold_right_impl<T, when<condition>> : default_ {
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_right.hpp:75:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct fold_right_impl<T, when<condition>> : default_ {
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fold_right.hpp:75:31: error: template argument 2 is invalid
     struct fold_right_impl<T, when<condition>> : default_ {
                               ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/for_each.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:110,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/for_each.hpp:44:54: error: template argument 1 is invalid
     struct for_each_impl : for_each_impl<T, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/for_each.hpp:44:57: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct for_each_impl : for_each_impl<T, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/for_each.hpp:44:59: error: template argument 2 is invalid
     struct for_each_impl : for_each_impl<T, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/for_each.hpp:44:60: error: expected ‘{’ before ‘;’ token
     struct for_each_impl : for_each_impl<T, when<true>> { };
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/for_each.hpp:48:9: error: ‘constexpr’ does not name a type
         constexpr void operator()(Xs&& xs, F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/for_each.hpp:48:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/for_each.hpp:51:5: error: ‘constexpr’ does not name a type
     constexpr for_each_t for_each{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/for_each.hpp:51:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:110:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/for_each.hpp:24:5: error: ‘constexpr’ does not name a type
     constexpr void for_each_t::operator()(Xs&& xs, F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/for_each.hpp:24:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/for_each.hpp:43:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...Xs>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/for_each.hpp:44:13: error: ‘constexpr’ does not name a type
             constexpr void operator()(Xs&& ...xs) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/for_each.hpp:44:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/for_each.hpp:52:48: error: template argument 1 is invalid
     struct for_each_impl<T, when<condition>> : default_ {
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/for_each.hpp:52:57: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct for_each_impl<T, when<condition>> : default_ {
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/for_each.hpp:52:29: error: template argument 2 is invalid
     struct for_each_impl<T, when<condition>> : default_ {
                             ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:112,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:65:41: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X1, typename ...Xn>
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:66:9: error: ‘constexpr’ does not name a type
         constexpr X1 operator()(X1&& x1, Xn&& ...) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:66:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:72:54: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X1, typename X2, typename ...Xn>
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:73:9: error: ‘constexpr’ does not name a type
         constexpr X2 operator()(X1&&, X2&& x2, Xn&& ...) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:73:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:79:67: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X1, typename X2, typename X3, typename ...Xn>
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:80:9: error: ‘constexpr’ does not name a type
         constexpr X3 operator()(X1&&, X2&&, X3&& x3, Xn&& ...) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:80:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:86:80: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X1, typename X2, typename X3, typename X4, typename ...Xn>
                                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:87:9: error: ‘constexpr’ does not name a type
         constexpr X4 operator()(X1&&, X2&&, X3&&, X4&& x4, Xn&& ...) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:87:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:94:41: warning: variadic templates only available with -std=c++11 or -std=gnu++11
                   typename X5, typename ...Xn>
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:95:9: error: ‘constexpr’ does not name a type
         constexpr X5 operator()(X1&&, X2&&, X3&&, X4&&, X5&& x5, Xn&& ...) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:95:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:101:23: error: ‘n’ is not a type
         static_assert(n > 0,
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:101:25: error: expected ‘,’ or ‘...’ before ‘>’ token
         static_assert(n > 0,
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:102:59: error: ISO C++ forbids declaration of ‘static_assert’ with no type [-fpermissive]
         "invalid usage of boost::hana::arg<n> with n == 0");
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:105:41: warning: variadic templates only available with -std=c++11 or -std=gnu++11
                   typename X5, typename ...Xn>
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:106:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:106:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:119:21: error: ‘enable_if_t’ is not a member of ‘std’
     struct arg_t<n, std::enable_if_t<(n > 25)>> {
                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:119:21: error: ‘enable_if_t’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:119:46: error: template argument 2 is invalid
     struct arg_t<n, std::enable_if_t<(n > 25)>> {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:137:5: error: ‘constexpr’ does not name a type
     constexpr arg_t<n> arg{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/arg.hpp:137:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:112,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:54:64: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename F, typename Closure, std::size_t ...i>
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:55:9: error: ‘constexpr’ does not name a type
         constexpr auto apply_capture(F&& f, Closure&& closure, std::index_sequence<i...>) {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:55:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:62:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...X>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:67:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...X>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:68:9: error: ‘constexpr’ does not name a type
         constexpr capture_t<typename detail::decay<X>::type...>
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:68:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:74:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...X>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:76:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Y>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:77:9: error: ‘constexpr’ does not name a type
         constexpr capture_t(make_capture_t::secret, Y&& ...y)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:77:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:79:9: error: expected unqualified-id before ‘{’ token
         { }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:84:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(F&& f) const& {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:84:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:92:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(F&& f) & {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:92:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:100:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(F&& f) && {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:100:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:108:5: error: ‘constexpr’ does not name a type
     constexpr make_capture_t capture{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/capture.hpp:108:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:112,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:176:9: error: ‘constexpr’ does not name a type
         constexpr pre_demux_t<typename detail::decay<F>::type> operator()(F&& f) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:176:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:181:54: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename Indices, typename F, typename ...G>
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:188:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...G>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:189:9: error: ‘constexpr’ does not name a type
         constexpr demux_t<std::make_index_sequence<sizeof...(G)>, F,
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:189:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:195:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...G>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:196:9: error: ‘constexpr’ does not name a type
         constexpr demux_t<std::make_index_sequence<sizeof...(G)>, F,
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:196:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:203:30: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t ...n, typename F, typename ...G>
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:203:54: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t ...n, typename F, typename ...G>
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:204:20: error: ‘index_sequence’ is not a member of ‘std’
     struct demux_t<std::index_sequence<n...>, F, G...> {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:204:20: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:204:41: error: expected parameter pack before ‘...’
     struct demux_t<std::index_sequence<n...>, F, G...> {
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:204:44: error: wrong number of template arguments (1, should be at least 2)
     struct demux_t<std::index_sequence<n...>, F, G...> {
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:182:12: note: provided for ‘template<class Indices, class F, class ... G> struct boost::hana::demux_t’
     struct demux_t;
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:235:20: error: ‘index_sequence’ is not a member of ‘std’
     struct demux_t<std::index_sequence<0>, F, G> {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:235:20: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:235:41: error: wrong number of template arguments (1, should be at least 2)
     struct demux_t<std::index_sequence<0>, F, G> {
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:182:12: note: provided for ‘template<class Indices, class F, class ... G> struct boost::hana::demux_t’
     struct demux_t;
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:265:5: error: ‘constexpr’ does not name a type
     constexpr make_pre_demux_t demux{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/demux.hpp:265:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:112,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/fix.hpp:62:5: error: ‘constexpr’ does not name a type
     constexpr detail::create<fix_t> fix{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/fix.hpp:62:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/fix.hpp:68:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...X>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/fix.hpp:69:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& ...x) const&
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/fix.hpp:69:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/fix.hpp:72:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...X>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/fix.hpp:73:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& ...x) &
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/fix.hpp:73:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/fix.hpp:76:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...X>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/fix.hpp:77:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& ...x) &&
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/fix.hpp:77:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional.hpp:24:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:112,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:80:12: error: template argument 1 is invalid
     struct iterate_t;
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:80:21: error: expected ‘>’ before ‘;’ token
     struct iterate_t;
                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:80:21: error: expected unqualified-id before ‘;’ token
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:83:12: error: ‘iterate_t’ is not a class template
     struct iterate_t<0> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:83:25: error: explicit specialization of non-template ‘boost::hana::iterate_t’
     struct iterate_t<0> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:85:9: error: ‘constexpr’ does not name a type
         constexpr X operator()(F&&, X&& x) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:85:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:90:12: error: ‘iterate_t’ is not a class template
     struct iterate_t<1> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:90:23: error: ‘boost::hana::iterate_t’ is not a template type
     struct iterate_t<1> {
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:98:12: error: ‘iterate_t’ is not a class template
     struct iterate_t<2> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:98:23: error: ‘boost::hana::iterate_t’ is not a template type
     struct iterate_t<2> {
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:106:12: error: ‘iterate_t’ is not a class template
     struct iterate_t<3> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:106:23: error: ‘boost::hana::iterate_t’ is not a template type
     struct iterate_t<3> {
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:114:12: error: ‘iterate_t’ is not a class template
     struct iterate_t<4> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:114:23: error: ‘boost::hana::iterate_t’ is not a template type
     struct iterate_t<4> {
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:122:12: error: ‘iterate_t’ is not a class template
     struct iterate_t<5> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:122:23: error: ‘boost::hana::iterate_t’ is not a template type
     struct iterate_t<5> {
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:130:12: error: ‘iterate_t’ is not a class template
     struct iterate_t<n, when<(n >= 6) && (n < 12)>> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:130:50: error: template argument 1 is invalid
     struct iterate_t<n, when<(n >= 6) && (n < 12)>> {
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:130:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct iterate_t<n, when<(n >= 6) && (n < 12)>> {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:130:25: error: ‘boost::hana::iterate_t’ is not a template type
     struct iterate_t<n, when<(n >= 6) && (n < 12)>> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:140:12: error: ‘iterate_t’ is not a class template
     struct iterate_t<n, when<(n >= 12) && (n < 24)>> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:140:51: error: template argument 1 is invalid
     struct iterate_t<n, when<(n >= 12) && (n < 24)>> {
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:140:54: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct iterate_t<n, when<(n >= 12) && (n < 24)>> {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:140:25: error: ‘boost::hana::iterate_t’ is not a template type
     struct iterate_t<n, when<(n >= 12) && (n < 24)>> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:152:12: error: ‘iterate_t’ is not a class template
     struct iterate_t<n, when<(n >= 24) && (n < 48)>> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:152:51: error: template argument 1 is invalid
     struct iterate_t<n, when<(n >= 24) && (n < 48)>> {
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:152:54: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct iterate_t<n, when<(n >= 24) && (n < 48)>> {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:152:25: error: ‘boost::hana::iterate_t’ is not a template type
     struct iterate_t<n, when<(n >= 24) && (n < 48)>> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:166:12: error: ‘iterate_t’ is not a class template
     struct iterate_t<n, when<(n >= 48)>> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:166:39: error: template argument 1 is invalid
     struct iterate_t<n, when<(n >= 48)>> {
                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:166:42: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct iterate_t<n, when<(n >= 48)>> {
                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:166:25: error: ‘boost::hana::iterate_t’ is not a template type
     struct iterate_t<n, when<(n >= 48)>> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:186:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(F&& f) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:186:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:190:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(F&& f, X&& x) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:190:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:197:5: error: ‘constexpr’ does not name a type
     constexpr make_iterate_t<n> iterate{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/iterate.hpp:197:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional.hpp:25:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:112,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/lockstep.hpp:45:54: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename Indices, typename F, typename ...G>
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/lockstep.hpp:54:9: error: ‘constexpr’ does not name a type
         constexpr pre_lockstep_t<typename detail::decay<F>::type> operator()(F&& f) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/lockstep.hpp:54:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/lockstep.hpp:59:30: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t ...n, typename F, typename ...G>
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/lockstep.hpp:59:54: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t ...n, typename F, typename ...G>
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/lockstep.hpp:60:23: error: ‘index_sequence’ is not a member of ‘std’
     struct lockstep_t<std::index_sequence<n...>, F, G...> {
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/lockstep.hpp:60:23: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/lockstep.hpp:60:44: error: expected parameter pack before ‘...’
     struct lockstep_t<std::index_sequence<n...>, F, G...> {
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/lockstep.hpp:60:47: error: wrong number of template arguments (1, should be at least 2)
     struct lockstep_t<std::index_sequence<n...>, F, G...> {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/lockstep.hpp:46:12: note: provided for ‘template<class Indices, class F, class ... G> struct boost::hana::lockstep_t’
     struct lockstep_t;
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/lockstep.hpp:94:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...G>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/lockstep.hpp:95:9: error: ‘constexpr’ does not name a type
         constexpr lockstep_t<std::make_index_sequence<sizeof...(G)>, F,
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/lockstep.hpp:95:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/lockstep.hpp:101:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...G>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/lockstep.hpp:102:9: error: ‘constexpr’ does not name a type
         constexpr lockstep_t<std::make_index_sequence<sizeof...(G)>, F,
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/lockstep.hpp:102:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/lockstep.hpp:110:5: error: ‘constexpr’ does not name a type
     constexpr make_pre_lockstep_t lockstep{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/lockstep.hpp:110:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional.hpp:27:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:112,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:41:36: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename F, typename ...G>
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:46:15: error: expected nested-name-specifier before ‘type’
         using type = overload_t;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:50:41: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename F_, typename ...G_>
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:51:9: error: ‘constexpr’ does not name a type
         constexpr explicit overload_t(F_&& f, G_&& ...g)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:51:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:58:34: error: expected nested-name-specifier before ‘type’
     struct overload_t<F> { using type = F; };
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:60:36: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename R, typename ...Args>
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:61:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     struct overload_t<R(*)(Args...)> {
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:62:15: error: expected nested-name-specifier before ‘type’
         using type = overload_t;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:63:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         R (*fptr_)(Args...);
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:65:18: error: ‘constexpr’ does not name a type
         explicit constexpr overload_t(R (*fp)(Args...))
                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:65:18: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:69:9: error: ‘constexpr’ does not name a type
         constexpr R operator()(Args ...args) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:69:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:74:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...F,
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:76:41: error: template argument 2 is invalid
                 typename detail::decay<F>::type...
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:76:48: error: expected parameter pack before ‘...’
                 typename detail::decay<F>::type...
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:77:13: error: template argument 1 is invalid
             >::type
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:79:9: error: ‘constexpr’ does not name a type
         constexpr Overload operator()(F&& ...f) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:79:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:84:5: error: ‘constexpr’ does not name a type
     constexpr make_overload_t overload{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload.hpp:84:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional.hpp:28:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:112,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:50:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Args, typename =
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:51:13: error: expected type-specifier before ‘decltype’
             decltype(std::declval<F const&>()(std::declval<Args>()...))>
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:51:13: error: expected ‘>’ before ‘decltype’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:52:9: error: ‘constexpr’ does not name a type
         constexpr F const& which(int) const& { return f; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:52:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:54:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Args, typename =
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:55:13: error: expected type-specifier before ‘decltype’
             decltype(std::declval<F&>()(std::declval<Args>()...))>
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:55:13: error: expected ‘>’ before ‘decltype’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:56:9: error: ‘constexpr’ does not name a type
         constexpr F& which(int) & { return f; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:56:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:58:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Args, typename =
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:59:13: error: expected type-specifier before ‘decltype’
             decltype(std::declval<F&&>()(std::declval<Args>()...))>
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:59:13: error: expected ‘>’ before ‘decltype’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:60:9: error: ‘constexpr’ does not name a type
         constexpr F which(int) && { return static_cast<F&&>(f); }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:60:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:62:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Args>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:63:9: error: ‘constexpr’ does not name a type
         constexpr G const& which(long) const& { return g; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:63:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:65:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Args>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:66:9: error: ‘constexpr’ does not name a type
         constexpr G& which(long) & { return g; }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:66:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:68:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Args>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:69:9: error: ‘constexpr’ does not name a type
         constexpr G which(long) && { return static_cast<G&&>(g); }
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:69:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:72:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Args>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:73:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Args&& ...args) const&
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:73:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:76:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Args>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:77:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Args&& ...args) &
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:77:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:80:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Args>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:81:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Args&& ...args) &&
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:81:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:87:9: error: ‘constexpr’ does not name a type
         constexpr overload_linearly_t<
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:87:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:94:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename F, typename G, typename ...H>
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:95:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(F&& f, G&& g, H&& ...h) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:95:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:101:9: error: ‘constexpr’ does not name a type
         constexpr typename detail::decay<F>::type operator()(F&& f) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:101:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:106:5: error: ‘constexpr’ does not name a type
     constexpr make_overload_linearly_t overload_linearly{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/functional/overload_linearly.hpp:106:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fuse.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:113,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fuse.hpp:48:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fuse.hpp:48:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fuse.hpp:51:5: error: ‘constexpr’ does not name a type
     constexpr fuse_t fuse{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/fuse.hpp:51:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:113:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fuse.hpp:26:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(Xs&& xs) const&
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fuse.hpp:26:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fuse.hpp:30:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(Xs&& xs) &
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fuse.hpp:30:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fuse.hpp:34:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(Xs&& xs) &&
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fuse.hpp:34:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fuse.hpp:41:5: error: ‘constexpr’ does not name a type
     constexpr auto fuse_t::operator()(F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fuse.hpp:41:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:114:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/greater.hpp:29:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) greater_t::operator()(X&& x, Y&& y) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/greater.hpp:29:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/greater.hpp:49:50: error: template argument 1 is invalid
     struct greater_impl<T, U, when<condition>> : default_ {
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/greater.hpp:49:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct greater_impl<T, U, when<condition>> : default_ {
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/greater.hpp:49:31: error: template argument 3 is invalid
     struct greater_impl<T, U, when<condition>> : default_ {
                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/greater.hpp:60:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
         detail::has_nontrivial_common_embedding<Orderable, T, U>::value
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/greater.hpp:60:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/greater.hpp:60:64: error: wrong number of template arguments (3, should be 1)
         detail::has_nontrivial_common_embedding<Orderable, T, U>::value
                                                                ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/when.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/when.hpp:39:12: note: provided for ‘template<bool condition> struct boost::hana::when’
     struct when;
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:114:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/greater.hpp:61:5: error: template argument 3 is invalid
     >> {
     ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:115:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/greater_equal.hpp:30:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) greater_equal_t::operator()(X&& x, Y&& y) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/greater_equal.hpp:30:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/greater_equal.hpp:52:56: error: template argument 1 is invalid
     struct greater_equal_impl<T, U, when<condition>> : default_ {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/greater_equal.hpp:52:65: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct greater_equal_impl<T, U, when<condition>> : default_ {
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/greater_equal.hpp:52:37: error: template argument 3 is invalid
     struct greater_equal_impl<T, U, when<condition>> : default_ {
                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/greater_equal.hpp:63:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
         detail::has_nontrivial_common_embedding<Orderable, T, U>::value
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/greater_equal.hpp:63:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/greater_equal.hpp:63:64: error: wrong number of template arguments (3, should be 1)
         detail::has_nontrivial_common_embedding<Orderable, T, U>::value
                                                                ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/when.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/when.hpp:39:12: note: provided for ‘template<bool condition> struct boost::hana::when’
     struct when;
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:115:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/greater_equal.hpp:64:5: error: template argument 3 is invalid
     >> {
     ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/group.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:116,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_by_fwd.hpp:20:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_by_fwd.hpp:20:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_by_fwd.hpp:24:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Predicate&& predicate) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_by_fwd.hpp:24:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_by_fwd.hpp:49:31: error: ‘constexpr’ does not name a type
     struct nested_by { static constexpr nested_by_t<Algorithm> by{}; };
                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_by_fwd.hpp:49:31: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_by_fwd.hpp:52:5: error: ‘constexpr’ does not name a type
     constexpr nested_by_t<Algorithm> nested_by<Algorithm>::by;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_by_fwd.hpp:52:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:116,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/group.hpp:89:48: error: template argument 1 is invalid
     struct group_impl : group_impl<S, when<true>> { };
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/group.hpp:89:51: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct group_impl : group_impl<S, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/group.hpp:89:53: error: template argument 2 is invalid
     struct group_impl : group_impl<S, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/group.hpp:89:54: error: expected ‘{’ before ‘;’ token
     struct group_impl : group_impl<S, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/group.hpp:93:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/group.hpp:93:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/group.hpp:96:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Predicate&& pred) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/group.hpp:96:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/group.hpp:99:5: error: ‘constexpr’ does not name a type
     constexpr group_t group{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/group.hpp:99:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:22:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:116,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_by.hpp:24:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) nested_by_t<Algorithm>::
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_by.hpp:24:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_by.hpp:32:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto)
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/nested_by.hpp:32:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:116:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:33:5: error: ‘constexpr’ does not name a type
     constexpr auto group_t::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:33:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:48:5: error: ‘constexpr’ does not name a type
     constexpr auto group_t::operator()(Xs&& xs, Predicate&& pred) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:48:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:65:47: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Xs, std::size_t ...i>
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:66:9: error: ‘constexpr’ does not name a type
         constexpr auto get_subsequence_(Xs&& xs, std::index_sequence<i...>) {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:66:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:74:54: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t offset, std::size_t ...i>
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:75:34: error: ‘index_sequence’ is not a member of ‘std’
         struct offset_by<offset, std::index_sequence<i...>> {
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:75:34: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:75:55: error: expected parameter pack before ‘...’
         struct offset_by<offset, std::index_sequence<i...>> {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:75:58: error: spurious ‘>>’, use ‘>’ to terminate a template argument list
         struct offset_by<offset, std::index_sequence<i...>> {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:75:58: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:79:27: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <bool ...b>
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:81:20: error: ‘constexpr’ does not name a type
             static constexpr bool bs[sizeof...(b)] = {b...};
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:81:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:82:20: error: ‘constexpr’ does not name a type
             static constexpr std::size_t n_groups =
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:82:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:85:20: error: ‘constexpr’ does not name a type
             static constexpr auto compute_info() {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:85:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:99:20: error: ‘constexpr’ does not name a type
             static constexpr auto info = compute_info();
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:99:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:100:20: error: ‘constexpr’ does not name a type
             static constexpr auto group_offsets = info.first;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:100:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:101:20: error: ‘constexpr’ does not name a type
             static constexpr auto group_sizes = info.second;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:101:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:103:63: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename S, typename Xs, std::size_t ...i>
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:104:20: error: ‘constexpr’ does not name a type
             static constexpr auto finish(Xs&& xs, std::index_sequence<i...>) {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:104:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:119:45: error: template argument 1 is invalid
     struct group_impl<S, when<condition>> : default_ {
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:119:54: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct group_impl<S, when<condition>> : default_ {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/group.hpp:119:26: error: template argument 2 is invalid
     struct group_impl<S, when<condition>> : default_ {
                          ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:119,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/insert.hpp:21:50: error: template argument 1 is invalid
     struct insert_impl : insert_impl<T, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/insert.hpp:21:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct insert_impl : insert_impl<T, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/insert.hpp:21:55: error: template argument 2 is invalid
     struct insert_impl : insert_impl<T, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/insert.hpp:21:56: error: expected ‘{’ before ‘;’ token
     struct insert_impl : insert_impl<T, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/insert.hpp:25:42: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Set, typename ...Args>
                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/insert.hpp:26:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Set&& set, Args&& ...args) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/insert.hpp:26:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/insert.hpp:29:5: error: ‘constexpr’ does not name a type
     constexpr insert_t insert{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/insert.hpp:29:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_front.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:119,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_front.hpp:47:58: error: template argument 1 is invalid
     struct take_front_impl : take_front_impl<S, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_front.hpp:47:61: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct take_front_impl : take_front_impl<S, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_front.hpp:47:63: error: template argument 2 is invalid
     struct take_front_impl : take_front_impl<S, when<true>> { };
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_front.hpp:47:64: error: expected ‘{’ before ‘;’ token
     struct take_front_impl : take_front_impl<S, when<true>> { };
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_front.hpp:51:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, N const& n) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_front.hpp:51:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_front.hpp:54:5: error: ‘constexpr’ does not name a type
     constexpr take_front_t take_front{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_front.hpp:54:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_front.hpp:74:5: error: ‘constexpr’ does not name a type
     constexpr take_front_c_t<n> take_front_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_front.hpp:74:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert.hpp:21:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:119,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_front.hpp:31:5: error: ‘constexpr’ does not name a type
     constexpr auto take_front_t::operator()(Xs&& xs, N const& n) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_front.hpp:31:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_front.hpp:51:50: error: template argument 1 is invalid
     struct take_front_impl<S, when<condition>> : default_ {
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_front.hpp:51:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct take_front_impl<S, when<condition>> : default_ {
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_front.hpp:51:31: error: template argument 2 is invalid
     struct take_front_impl<S, when<condition>> : default_ {
                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_front.hpp:69:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_front.hpp:69:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:119:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert.hpp:26:38: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename Set, typename ...Args>
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert.hpp:27:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) insert_t::operator()(Set&& set, Args&& ...args) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert.hpp:27:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert.hpp:36:46: error: template argument 1 is invalid
     struct insert_impl<T, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert.hpp:36:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct insert_impl<T, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert.hpp:36:27: error: template argument 2 is invalid
     struct insert_impl<T, when<condition>> : default_ {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert.hpp:42:27: error: parse error in template argument list
     struct insert_impl<S, when<Sequence<S>::value>> {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert.hpp:42:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct insert_impl<S, when<Sequence<S>::value>> {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert.hpp:42:27: error: template argument 2 is invalid
     struct insert_impl<S, when<Sequence<S>::value>> {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert_range.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:120,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/insert_range.hpp:46:62: error: template argument 1 is invalid
     struct insert_range_impl : insert_range_impl<S, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/insert_range.hpp:46:65: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct insert_range_impl : insert_range_impl<S, when<true>> { };
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/insert_range.hpp:46:67: error: template argument 2 is invalid
     struct insert_range_impl : insert_range_impl<S, when<true>> { };
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/insert_range.hpp:46:68: error: expected ‘{’ before ‘;’ token
     struct insert_range_impl : insert_range_impl<S, when<true>> { };
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/insert_range.hpp:50:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, N&& n, Elements&& elements) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/insert_range.hpp:50:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/insert_range.hpp:53:5: error: ‘constexpr’ does not name a type
     constexpr insert_range_t insert_range{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/insert_range.hpp:53:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:120:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert_range.hpp:28:5: error: ‘constexpr’ does not name a type
     constexpr auto insert_range_t::operator()(Xs&& xs, N&& n, Elements&& elements) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert_range.hpp:28:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert_range.hpp:50:47: error: template argument 1 is invalid
     struct insert_range_impl<S, when<condition>> {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert_range.hpp:50:50: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct insert_range_impl<S, when<condition>> {
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/insert_range.hpp:50:33: error: template argument 2 is invalid
     struct insert_range_impl<S, when<condition>> {
                                 ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/intersection.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:122,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/intersection.hpp:21:62: error: template argument 1 is invalid
     struct intersection_impl : intersection_impl<S, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/intersection.hpp:21:65: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct intersection_impl : intersection_impl<S, when<true>> { };
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/intersection.hpp:21:67: error: template argument 2 is invalid
     struct intersection_impl : intersection_impl<S, when<true>> { };
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/intersection.hpp:21:68: error: expected ‘{’ before ‘;’ token
     struct intersection_impl : intersection_impl<S, when<true>> { };
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/intersection.hpp:26:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&&, Ys&&) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/intersection.hpp:26:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/intersection.hpp:29:5: error: ‘constexpr’ does not name a type
     constexpr intersection_t intersection{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/intersection.hpp:29:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:122:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/intersection.hpp:22:5: error: ‘constexpr’ does not name a type
     constexpr auto intersection_t::operator()(Xs&& xs, Ys&& ys) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/intersection.hpp:22:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/intersection.hpp:33:52: error: template argument 1 is invalid
     struct intersection_impl<S, when<condition>> : default_ {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/intersection.hpp:33:61: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct intersection_impl<S, when<condition>> : default_ {
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/intersection.hpp:33:33: error: template argument 2 is invalid
     struct intersection_impl<S, when<condition>> : default_ {
                                 ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/intersperse.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:123,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/intersperse.hpp:46:60: error: template argument 1 is invalid
     struct intersperse_impl : intersperse_impl<S, when<true>> { };
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/intersperse.hpp:46:63: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct intersperse_impl : intersperse_impl<S, when<true>> { };
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/intersperse.hpp:46:65: error: template argument 2 is invalid
     struct intersperse_impl : intersperse_impl<S, when<true>> { };
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/intersperse.hpp:46:66: error: expected ‘{’ before ‘;’ token
     struct intersperse_impl : intersperse_impl<S, when<true>> { };
                                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/intersperse.hpp:50:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Z&& z) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/intersperse.hpp:50:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/intersperse.hpp:53:5: error: ‘constexpr’ does not name a type
     constexpr intersperse_t intersperse{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/intersperse.hpp:53:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:123:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/intersperse.hpp:30:5: error: ‘constexpr’ does not name a type
     constexpr auto intersperse_t::operator()(Xs&& xs, Z&& z) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/intersperse.hpp:30:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/intersperse.hpp:46:51: error: template argument 1 is invalid
     struct intersperse_impl<S, when<condition>> : default_ {
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/intersperse.hpp:46:60: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct intersperse_impl<S, when<condition>> : default_ {
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/intersperse.hpp:46:32: error: template argument 2 is invalid
     struct intersperse_impl<S, when<condition>> : default_ {
                                ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_disjoint.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:124,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_disjoint.hpp:39:65: error: template argument 1 is invalid
     struct is_disjoint_impl : is_disjoint_impl<S1, S2, when<true>> { };
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_disjoint.hpp:39:68: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct is_disjoint_impl : is_disjoint_impl<S1, S2, when<true>> { };
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_disjoint.hpp:39:70: error: template argument 3 is invalid
     struct is_disjoint_impl : is_disjoint_impl<S1, S2, when<true>> { };
                                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_disjoint.hpp:39:71: error: expected ‘{’ before ‘;’ token
     struct is_disjoint_impl : is_disjoint_impl<S1, S2, when<true>> { };
                                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_disjoint.hpp:43:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Ys&& ys) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_disjoint.hpp:43:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_disjoint.hpp:46:5: error: ‘constexpr’ does not name a type
     constexpr is_disjoint_t is_disjoint{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_disjoint.hpp:46:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/none_of.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_disjoint.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:124,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/none_of.hpp:44:52: error: template argument 1 is invalid
     struct none_of_impl : none_of_impl<S, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/none_of.hpp:44:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct none_of_impl : none_of_impl<S, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/none_of.hpp:44:57: error: template argument 2 is invalid
     struct none_of_impl : none_of_impl<S, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/none_of.hpp:44:58: error: expected ‘{’ before ‘;’ token
     struct none_of_impl : none_of_impl<S, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/none_of.hpp:48:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Pred&& pred) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/none_of.hpp:48:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/none_of.hpp:51:5: error: ‘constexpr’ does not name a type
     constexpr none_of_t none_of{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/none_of.hpp:51:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_disjoint.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:124,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/none_of.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr auto none_of_t::operator()(Xs&& xs, Pred&& pred) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/none_of.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/none_of.hpp:41:47: error: template argument 1 is invalid
     struct none_of_impl<S, when<condition>> : default_ {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/none_of.hpp:41:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct none_of_impl<S, when<condition>> : default_ {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/none_of.hpp:41:28: error: template argument 2 is invalid
     struct none_of_impl<S, when<condition>> : default_ {
                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:124:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_disjoint.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr auto is_disjoint_t::operator()(Xs&& xs, Ys&& ys) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_disjoint.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_disjoint.hpp:51:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(X const& x) const
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_disjoint.hpp:51:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_disjoint.hpp:57:56: error: template argument 1 is invalid
     struct is_disjoint_impl<S1, S2, when<condition>> : default_ {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_disjoint.hpp:57:65: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct is_disjoint_impl<S1, S2, when<condition>> : default_ {
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_disjoint.hpp:57:37: error: template argument 3 is invalid
     struct is_disjoint_impl<S1, S2, when<condition>> : default_ {
                                     ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_subset.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:126,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_subset.hpp:68:61: error: template argument 1 is invalid
     struct is_subset_impl : is_subset_impl<S1, S2, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_subset.hpp:68:64: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct is_subset_impl : is_subset_impl<S1, S2, when<true>> { };
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_subset.hpp:68:66: error: template argument 3 is invalid
     struct is_subset_impl : is_subset_impl<S1, S2, when<true>> { };
                                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_subset.hpp:68:67: error: expected ‘{’ before ‘;’ token
     struct is_subset_impl : is_subset_impl<S1, S2, when<true>> { };
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_subset.hpp:72:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Ys&& ys) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_subset.hpp:72:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_subset.hpp:75:5: error: ‘constexpr’ does not name a type
     constexpr auto is_subset = hana::infix(is_subset_t{});
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_subset.hpp:75:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/is_subset.hpp:75:57: error: expected unqualified-id before ‘)’ token
     constexpr auto is_subset = hana::infix(is_subset_t{});
                                                         ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:126:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_subset.hpp:29:5: error: ‘constexpr’ does not name a type
     constexpr auto is_subset_t::operator()(Xs&& xs, Ys&& ys) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_subset.hpp:29:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_subset.hpp:56:54: error: template argument 1 is invalid
     struct is_subset_impl<S1, S2, when<condition>> : default_ {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_subset.hpp:56:63: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct is_subset_impl<S1, S2, when<condition>> : default_ {
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_subset.hpp:56:35: error: template argument 3 is invalid
     struct is_subset_impl<S1, S2, when<condition>> : default_ {
                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_subset.hpp:62:47: error: template argument 1 is invalid
     struct is_subset_impl<S, S, when<condition>> {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_subset.hpp:62:50: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct is_subset_impl<S, S, when<condition>> {
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_subset.hpp:62:33: error: template argument 3 is invalid
     struct is_subset_impl<S, S, when<condition>> {
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_subset.hpp:73:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
         detail::has_nontrivial_common_embedding<Searchable, S1, S2>::value
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_subset.hpp:73:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_subset.hpp:73:67: error: wrong number of template arguments (3, should be 1)
         detail::has_nontrivial_common_embedding<Searchable, S1, S2>::value
                                                                   ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/when.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/when.hpp:39:12: note: provided for ‘template<bool condition> struct boost::hana::when’
     struct when;
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:126:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/is_subset.hpp:74:5: error: template argument 3 is invalid
     >> {
     ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/keys.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:127,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/keys.hpp:21:46: error: template argument 1 is invalid
     struct keys_impl : keys_impl<T, when<true>> { };
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/keys.hpp:21:49: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct keys_impl : keys_impl<T, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/keys.hpp:21:51: error: template argument 2 is invalid
     struct keys_impl : keys_impl<T, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/keys.hpp:21:52: error: expected ‘{’ before ‘;’ token
     struct keys_impl : keys_impl<T, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/keys.hpp:26:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Map&& map) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/keys.hpp:26:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/keys.hpp:29:5: error: ‘constexpr’ does not name a type
     constexpr keys_t keys{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/keys.hpp:29:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:127:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/keys.hpp:26:5: error: ‘constexpr’ does not name a type
     constexpr auto keys_t::operator()(Map&& map) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/keys.hpp:26:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/keys.hpp:34:44: error: template argument 1 is invalid
     struct keys_impl<T, when<condition>> : default_ {
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/keys.hpp:34:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct keys_impl<T, when<condition>> : default_ {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/keys.hpp:34:25: error: template argument 2 is invalid
     struct keys_impl<T, when<condition>> : default_ {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/keys.hpp:40:25: error: parse error in template argument list
     struct keys_impl<S, when<hana::Struct<S>::value>> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/keys.hpp:40:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct keys_impl<S, when<hana::Struct<S>::value>> {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/keys.hpp:40:25: error: template argument 2 is invalid
     struct keys_impl<S, when<hana::Struct<S>::value>> {
                         ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:134,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/map.hpp:27:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Pairs>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/map.hpp:135:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...Pairs>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/map.hpp:136:5: error: expected unqualified-id before ‘using’
     using map = typename detail::make_map_type<Pairs...>::type;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/map.hpp:172:5: error: ‘constexpr’ does not name a type
     constexpr auto make_map = make<map_tag>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/map.hpp:172:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/map.hpp:176:5: error: ‘constexpr’ does not name a type
     constexpr auto to_map = to<map_tag>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/map.hpp:176:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/map.hpp:205:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Map&& map) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/map.hpp:205:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/map.hpp:208:5: error: ‘constexpr’ does not name a type
     constexpr values_t values{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/map.hpp:208:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:28:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:134,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_duplicates.hpp:22:36: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename T, typename ...U>
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_duplicates.hpp:23:5: error: ‘constexpr’ does not name a type
     constexpr std::size_t pack_count() {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_duplicates.hpp:23:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_duplicates.hpp:56:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...T>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_duplicates.hpp:58:16: error: ‘constexpr’ does not name a type
         static constexpr bool value =
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/has_duplicates.hpp:58:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:16:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:15,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:134,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:45:46: error: expected nested-name-specifier before ‘value_type’
         struct integral_constant_tag { using value_type = T; };
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:50:9: error: ‘constexpr’ does not name a type
         constexpr bool
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:50:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:54:9: error: ‘constexpr’ does not name a type
         constexpr bool is_std_integral_constant(...)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:54:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:59:9: error: ‘constexpr’ does not name a type
         constexpr bool
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:59:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:63:9: error: ‘constexpr’ does not name a type
         constexpr bool is_hana_integral_constant(...)
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:63:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:69:9: error: ‘is_std_integral_constant’ is not a member of ‘boost::hana::detail’
         detail::is_std_integral_constant((T*)0) &&
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:69:9: error: ‘is_std_integral_constant’ is not a member of ‘boost::hana::detail’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:69:47: error: a function call cannot appear in a constant-expression
         detail::is_std_integral_constant((T*)0) &&
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:70:10: error: ‘is_hana_integral_constant’ is not a member of ‘boost::hana::detail’
         !detail::is_hana_integral_constant((T*)0)
          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:70:49: error: a function call cannot appear in a constant-expression
         !detail::is_hana_integral_constant((T*)0)
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:71:5: error: template argument 1 is invalid
     >> {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:71:8: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> {
        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:68:22: error: template argument 2 is invalid
     struct tag_of<T, when<
                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:81:62: error: ‘>>’ should be ‘> >’ within a nested template argument list
     struct IntegralConstant<ext::std::integral_constant_tag<T>> {
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:82:16: error: ‘constexpr’ does not name a type
         static constexpr bool value = true;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:82:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:86:59: error: parse error in template argument list
     struct to_impl<ext::std::integral_constant_tag<T>, C, when<
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:88:67: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     >> : embedding<is_embedded<typename C::value_type, T>::value> {
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integral_constant.hpp:86:59: error: template argument 3 is invalid
     struct to_impl<ext::std::integral_constant_tag<T>, C, when<
                                                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:15:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:134,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:68:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename T, T ...v>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:69:19: error: ‘integer_sequence’ is not a member of ‘std’
     struct tag_of<std::integer_sequence<T, v...>> {
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:69:19: error: ‘integer_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:69:48: error: spurious ‘>>’, use ‘>’ to terminate a template argument list
     struct tag_of<std::integer_sequence<T, v...>> {
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:69:48: error: template argument 1 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:69:48: error: type/value mismatch at argument 2 in template parameter list for ‘template<class T, class> struct boost::hana::tag_of’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:69:48: note:   expected a type, got ‘v’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:69:48: note: so any instantiation with a non-empty parameter pack would be ill-formed
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:78:36: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, X ...xs, typename Y, Y ...ys>
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:78:57: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename X, X ...xs, typename Y, Y ...ys>
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:79:16: error: ‘constexpr’ does not name a type
         static constexpr hana::bool_<detail::fast_and<(xs == ys)...>::value>
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:79:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:84:16: error: ‘constexpr’ does not name a type
         static constexpr hana::false_ apply(Xs const&, Ys const&, ...)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:84:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:93:36: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename T, T ...v, typename F>
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:94:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:94:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:105:36: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename T, T ...v, typename N>
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:106:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(std::integer_sequence<T, v...> const&, N const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:106:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:115:51: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t n, typename T, T ...t, std::size_t ...i>
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:115:69: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t n, typename T, T ...t, std::size_t ...i>
                                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:116:16: error: ‘constexpr’ does not name a type
         static constexpr auto drop_front_helper(std::integer_sequence<T, t...>,
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:116:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:123:36: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename T, T ...t, typename N>
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:124:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(std::integer_sequence<T, t...> ts, N const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:124:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:134:36: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename T, T ...xs>
                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:135:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(std::integer_sequence<T, xs...> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ext/std/integer_sequence.hpp:135:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:134,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/range.hpp:115:5: error: ‘constexpr’ does not name a type
     constexpr auto make_range = make<range_tag>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/range.hpp:115:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/range.hpp:146:5: error: ‘constexpr’ does not name a type
     constexpr range<T, from, to> range_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/range.hpp:146:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:34:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:134,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/maximum.hpp:99:52: error: template argument 1 is invalid
     struct maximum_impl : maximum_impl<T, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/maximum.hpp:99:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct maximum_impl : maximum_impl<T, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/maximum.hpp:99:57: error: template argument 2 is invalid
     struct maximum_impl : maximum_impl<T, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/maximum.hpp:99:58: error: expected ‘{’ before ‘;’ token
     struct maximum_impl : maximum_impl<T, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/maximum.hpp:102:62: error: template argument 1 is invalid
     struct maximum_pred_impl : maximum_pred_impl<T, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/maximum.hpp:102:65: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct maximum_pred_impl : maximum_pred_impl<T, when<true>> { };
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/maximum.hpp:102:67: error: template argument 2 is invalid
     struct maximum_pred_impl : maximum_pred_impl<T, when<true>> { };
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/maximum.hpp:102:68: error: expected ‘{’ before ‘;’ token
     struct maximum_pred_impl : maximum_pred_impl<T, when<true>> { };
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/maximum.hpp:106:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/maximum.hpp:106:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/maximum.hpp:109:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs, Predicate&& pred) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/maximum.hpp:109:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/maximum.hpp:112:5: error: ‘constexpr’ does not name a type
     constexpr maximum_t maximum{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/maximum.hpp:112:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:35:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:134,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minimum.hpp:99:52: error: template argument 1 is invalid
     struct minimum_impl : minimum_impl<T, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minimum.hpp:99:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct minimum_impl : minimum_impl<T, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minimum.hpp:99:57: error: template argument 2 is invalid
     struct minimum_impl : minimum_impl<T, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minimum.hpp:99:58: error: expected ‘{’ before ‘;’ token
     struct minimum_impl : minimum_impl<T, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minimum.hpp:102:62: error: template argument 1 is invalid
     struct minimum_pred_impl : minimum_pred_impl<T, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minimum.hpp:102:65: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct minimum_pred_impl : minimum_pred_impl<T, when<true>> { };
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minimum.hpp:102:67: error: template argument 2 is invalid
     struct minimum_pred_impl : minimum_pred_impl<T, when<true>> { };
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minimum.hpp:102:68: error: expected ‘{’ before ‘;’ token
     struct minimum_pred_impl : minimum_pred_impl<T, when<true>> { };
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minimum.hpp:106:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minimum.hpp:106:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minimum.hpp:109:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs, Predicate&& pred) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minimum.hpp:109:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minimum.hpp:112:5: error: ‘constexpr’ does not name a type
     constexpr minimum_t minimum{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/minimum.hpp:112:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:36:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:134,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/product.hpp:60:52: error: template argument 1 is invalid
     struct product_impl : product_impl<T, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/product.hpp:60:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct product_impl : product_impl<T, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/product.hpp:60:57: error: template argument 2 is invalid
     struct product_impl : product_impl<T, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/product.hpp:60:58: error: expected ‘{’ before ‘;’ token
     struct product_impl : product_impl<T, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/product.hpp:65:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/product.hpp:65:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/product.hpp:68:53: error: spurious ‘>>’, use ‘>’ to terminate a template argument list
     template <typename R = integral_constant_tag<int>>
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/product.hpp:69:5: error: expected ‘>’ before ‘constexpr’
     constexpr product_t<R> product{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/product.hpp:69:35: error: expected unqualified-id before ‘{’ token
     constexpr product_t<R> product{};
                                   ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:37:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:134,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sum.hpp:69:44: error: template argument 1 is invalid
     struct sum_impl : sum_impl<T, when<true>> { };
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sum.hpp:69:47: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct sum_impl : sum_impl<T, when<true>> { };
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sum.hpp:69:49: error: template argument 2 is invalid
     struct sum_impl : sum_impl<T, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sum.hpp:69:50: error: expected ‘{’ before ‘;’ token
     struct sum_impl : sum_impl<T, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sum.hpp:74:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sum.hpp:74:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sum.hpp:77:53: error: spurious ‘>>’, use ‘>’ to terminate a template argument list
     template <typename M = integral_constant_tag<int>>
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sum.hpp:78:5: error: expected ‘>’ before ‘constexpr’
     constexpr sum_t<M> sum{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sum.hpp:78:27: error: expected unqualified-id before ‘{’ token
     constexpr sum_t<M> sum{};
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:21:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:134,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:55:38: error: parse error in template argument list
         , detail::iterable_operators<range<T, From, To>>
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:56:5: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:55:38: error: template argument 1 is invalid
         , detail::iterable_operators<range<T, From, To>>
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:56:5: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:55:19: error: wrong number of template arguments (4, should be 3)
         , detail::iterable_operators<range<T, From, To>>
                   ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:21,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:134,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/range.hpp:82:12: note: provided for ‘template<class T, T from, T to> struct boost::hana::range’
     struct range;
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:21:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:29,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:134,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:56:5: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:54:34: error: template argument 1 is invalid
         : detail::operators::adl<range<T, From, To>>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:57:23: error: ‘From’ is not a type
         static_assert(From <= To,
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:57:28: error: expected ‘,’ or ‘...’ before ‘<=’ token
         static_assert(From <= To,
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:58:59: error: ISO C++ forbids declaration of ‘static_assert’ with no type [-fpermissive]
         "hana::make_range(from, to) requires 'from <= to'");
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:60:15: error: expected nested-name-specifier before ‘value_type’
         using value_type = T;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:61:16: error: ‘constexpr’ does not name a type
         static constexpr value_type from = From;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:61:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:62:16: error: ‘constexpr’ does not name a type
         static constexpr value_type to = To;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:62:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:67:19: error: parse error in template argument list
     struct tag_of<range<T, From, To>> {
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:67:39: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct tag_of<range<T, From, To>> {
                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:67:19: error: template argument 1 is invalid
     struct tag_of<range<T, From, To>> {
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:77:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(From const&, To const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:77:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:103:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = true;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:103:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:113:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(R1 const&, R2 const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:113:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:126:56: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename T, T from, typename F, T ...v>
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:127:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:127:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:133:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(range<T, from, to> const&, F&& f) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:133:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:142:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(range<T, from, to> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:142:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:149:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(range<T, from, to> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:149:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:156:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(range<T, from, to> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:156:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:164:16: error: ‘constexpr’ does not name a type
         static constexpr I sum_helper(I m, I n) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:164:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:186:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(range<T, from, to> const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:186:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:195:16: error: ‘constexpr’ does not name a type
         static constexpr I product_helper(I m, I n) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:195:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:207:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(range<T, from, to> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:207:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:217:16: error: ‘constexpr’ does not name a type
         static constexpr auto find_helper(hana::true_) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:217:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:223:16: error: ‘constexpr’ does not name a type
         static constexpr auto find_helper(hana::false_)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:223:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:227:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(range<T, from, to> const&, N const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:227:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:236:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(range<T, from, to> const&, N const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:236:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:248:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(range<T, from, to> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:248:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:255:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(range<T, from, to> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:255:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:262:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(range<T, from, to> const&, N const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:262:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:271:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(range<T, from, to> const&)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:271:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:278:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(range<T, from, to> const&, N const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:278:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:287:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(range<T, from, to> const&, N const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/range.hpp:287:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:29:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:134,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:31:45: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename Hash, std::size_t ...i>
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:34:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...Buckets>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:42:45: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename Hash, std::size_t ...i>
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:43:10: error: ‘index_sequence’ in namespace ‘std’ does not name a template type
     std::index_sequence<i...> find_indices_impl(bucket<Hash, i...> const&);
          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:46:10: error: ‘index_sequence’ in namespace ‘std’ does not name a template type
     std::index_sequence<> find_indices_impl(...);
          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:50:15: error: expected nested-name-specifier before ‘Hash’
         using Hash = typename decltype(hana::hash(std::declval<Key>()))::type;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:51:15: error: expected nested-name-specifier before ‘type’
         using type = decltype(detail::find_indices_impl<Hash>(std::declval<Map>()));
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:62:48: error: expected type-specifier before ‘decltype’
         auto operator()(Index const&) const -> decltype(
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:62:48: error: expected initializer before ‘decltype’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:70:15: error: expected nested-name-specifier before ‘type’
         using type = decltype(hana::find_if(Indices{}, find_pred<KeyAtIndex, Key>{}));
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:70:54: error: expected unqualified-id before ‘,’ token
         using type = decltype(hana::find_if(Indices{}, find_pred<KeyAtIndex, Key>{}));
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:70:84: error: expected unqualified-id before ‘)’ token
         using type = decltype(hana::find_if(Indices{}, find_pred<KeyAtIndex, Key>{}));
                                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:78:28: error: ‘index_sequence’ is not a member of ‘std’
     struct find_index_impl<std::index_sequence<i>, Key, KeyAtIndex> {
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:78:28: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:78:49: error: wrong number of template arguments (1, should be 3)
     struct find_index_impl<std::index_sequence<i>, Key, KeyAtIndex> {
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:69:12: note: provided for ‘template<class Indices, class Key, template<long unsigned int <anonymous> > class KeyAtIndex> struct boost::hana::detail::find_index_impl’
     struct find_index_impl {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:91:15: error: expected nested-name-specifier before ‘Indices’
         using Indices = typename find_indices<Map, Key>::type;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:92:15: error: expected nested-name-specifier before ‘type’
         using type = typename find_index_impl<Indices, Key, KeyAtIndex>::type;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:100:15: error: expected nested-name-specifier before ‘type’
         using type = Bucket;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:103:30: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <std::size_t ...i, typename Hash, std::size_t Index>
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:105:15: error: expected nested-name-specifier before ‘type’
         using type = bucket<Hash, i..., Index>;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:113:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...Buckets, typename Key, std::size_t Index>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:116:15: error: expected nested-name-specifier before ‘Hash’
         using Hash = typename decltype(hana::hash(std::declval<Key>()))::type;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:117:15: error: expected nested-name-specifier before ‘type’
         using type = hash_table<typename update_bucket<Buckets, Hash, Index>::type...>;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:120:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...Buckets, typename Key, std::size_t Index>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:123:15: error: expected nested-name-specifier before ‘Hash’
         using Hash = typename decltype(hana::hash(std::declval<Key>()))::type;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:124:15: error: expected nested-name-specifier before ‘type’
         using type = hash_table<Buckets..., bucket<Hash, Index>>;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:134:39: error: ‘make_index_sequence’ in namespace ‘std’ does not name a template type
               typename Indices = std::make_index_sequence<N>>
                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:134:58: error: expected ‘>’ before ‘<’ token
               typename Indices = std::make_index_sequence<N>>
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:135:27: error: expected unqualified-id before ‘;’ token
     struct make_hash_table;
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:137:86: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <template <std::size_t> class KeyAtIndex, std::size_t N, std::size_t ...i>
                                                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:138:12: error: ‘make_hash_table’ is not a class template
     struct make_hash_table<KeyAtIndex, N, std::index_sequence<i...>> {
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:138:43: error: ‘index_sequence’ is not a member of ‘std’
     struct make_hash_table<KeyAtIndex, N, std::index_sequence<i...>> {
                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:138:43: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:138:64: error: expected parameter pack before ‘...’
     struct make_hash_table<KeyAtIndex, N, std::index_sequence<i...>> {
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:138:67: error: spurious ‘>>’, use ‘>’ to terminate a template argument list
     struct make_hash_table<KeyAtIndex, N, std::index_sequence<i...>> {
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/hash_table.hpp:139:15: error: expected nested-name-specifier before ‘type’
         using type = hash_table<
               ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:33:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:134,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/searchable.hpp:21:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator[](Key&& key) & {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/searchable.hpp:21:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/searchable.hpp:27:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator[](Key&& key) && {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/searchable.hpp:27:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/searchable.hpp:33:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator[](Key&& key) const& {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/detail/operators/searchable.hpp:33:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:48:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:134,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/union.hpp:21:48: error: template argument 1 is invalid
     struct union_impl : union_impl<T, when<true>> { };
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/union.hpp:21:51: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct union_impl : union_impl<T, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/union.hpp:21:53: error: template argument 2 is invalid
     struct union_impl : union_impl<T, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/union.hpp:21:54: error: expected ‘{’ before ‘;’ token
     struct union_impl : union_impl<T, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/union.hpp:26:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&&, Ys&&) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/union.hpp:26:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/union.hpp:29:5: error: ‘constexpr’ does not name a type
     constexpr union_t union_{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/union.hpp:29:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_if.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:54,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:134,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_if.hpp:58:56: error: template argument 1 is invalid
     struct remove_if_impl : remove_if_impl<M, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_if.hpp:58:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct remove_if_impl : remove_if_impl<M, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_if.hpp:58:61: error: template argument 2 is invalid
     struct remove_if_impl : remove_if_impl<M, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_if.hpp:58:62: error: expected ‘{’ before ‘;’ token
     struct remove_if_impl : remove_if_impl<M, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_if.hpp:62:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Pred&& pred) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_if.hpp:62:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_if.hpp:65:5: error: ‘constexpr’ does not name a type
     constexpr remove_if_t remove_if{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_if.hpp:65:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:54:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:134,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_if.hpp:26:5: error: ‘constexpr’ does not name a type
     constexpr auto remove_if_t::operator()(Xs&& xs, Pred&& pred) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_if.hpp:26:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_if.hpp:43:49: error: template argument 1 is invalid
     struct remove_if_impl<M, when<condition>> : default_ {
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_if.hpp:43:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct remove_if_impl<M, when<condition>> : default_ {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_if.hpp:43:30: error: template argument 2 is invalid
     struct remove_if_impl<M, when<condition>> : default_ {
                              ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:134:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:72:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = true;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:72:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:81:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:83:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...T>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:84:71: error: ‘>>’ should be ‘> >’ within a nested template argument list
         struct storage_is_default_constructible<hana::basic_tuple<T...>> {
                                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:85:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = detail::fast_and<
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:85:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:90:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:92:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...T>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:93:68: error: ‘>>’ should be ‘> >’ within a nested template argument list
         struct storage_is_copy_constructible<hana::basic_tuple<T...>> {
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:94:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = detail::fast_and<
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:94:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:99:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:101:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...T>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:102:68: error: ‘>>’ should be ‘> >’ within a nested template argument list
         struct storage_is_move_constructible<hana::basic_tuple<T...>> {
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:103:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = detail::fast_and<
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:103:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:108:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:110:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...T>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:111:65: error: ‘>>’ should be ‘> >’ within a nested template argument list
         struct storage_is_copy_assignable<hana::basic_tuple<T...>> {
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:112:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = detail::fast_and<
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:112:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:117:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:119:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...T>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:120:65: error: ‘>>’ should be ‘> >’ within a nested template argument list
         struct storage_is_move_assignable<hana::basic_tuple<T...>> {
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:121:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = detail::fast_and<
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:121:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:127:16: warning: override controls (override/final) only available with -std=c++11 or -std=gnu++11
         struct map_impl final
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:128:71: error: ‘>>’ should be ‘> >’ within a nested template argument list
             : detail::searchable_operators<map_impl<HashTable, Storage>>
                                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:129:65: error: ‘>>’ should be ‘> >’ within a nested template argument list
             , detail::operators::adl<map_impl<HashTable, Storage>>
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:131:19: error: expected nested-name-specifier before ‘hash_table_type’
             using hash_table_type = HashTable;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:132:19: error: expected nested-name-specifier before ‘storage_type’
             using storage_type = Storage;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:136:19: error: expected nested-name-specifier before ‘hana_tag’
             using hana_tag = map_tag;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:138:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...P, typename = typename std::enable_if<
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:138:63: error: ‘enable_if’ in namespace ‘std’ does not name a template type
             template <typename ...P, typename = typename std::enable_if<
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:138:72: error: expected ‘>’ before ‘<’ token
             template <typename ...P, typename = typename std::enable_if<
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:144:22: error: ‘constexpr’ does not name a type
             explicit constexpr map_impl(P&& ...pairs)
                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:144:22: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:146:13: error: expected unqualified-id before ‘{’ token
             { }
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:148:22: error: ‘constexpr’ does not name a type
             explicit constexpr map_impl(Storage&& xs)
                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:148:22: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:152:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...Dummy, typename = typename std::enable_if<
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:152:67: error: ‘enable_if’ in namespace ‘std’ does not name a template type
             template <typename ...Dummy, typename = typename std::enable_if<
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:152:76: error: expected ‘>’ before ‘<’ token
             template <typename ...Dummy, typename = typename std::enable_if<
                                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:155:13: error: ‘constexpr’ does not name a type
             constexpr map_impl()
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:155:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:159:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...Dummy, typename = typename std::enable_if<
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:159:67: error: ‘enable_if’ in namespace ‘std’ does not name a template type
             template <typename ...Dummy, typename = typename std::enable_if<
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:159:76: error: expected ‘>’ before ‘<’ token
             template <typename ...Dummy, typename = typename std::enable_if<
                                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:162:13: error: ‘constexpr’ does not name a type
             constexpr map_impl(map_impl const& other)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:162:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:166:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...Dummy, typename = typename std::enable_if<
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:166:67: error: ‘enable_if’ in namespace ‘std’ does not name a template type
             template <typename ...Dummy, typename = typename std::enable_if<
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:166:76: error: expected ‘>’ before ‘<’ token
             template <typename ...Dummy, typename = typename std::enable_if<
                                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:169:13: error: ‘constexpr’ does not name a type
             constexpr map_impl(map_impl&& other)
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:169:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:173:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...Dummy, typename = typename std::enable_if<
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:173:67: error: ‘enable_if’ in namespace ‘std’ does not name a template type
             template <typename ...Dummy, typename = typename std::enable_if<
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:173:76: error: expected ‘>’ before ‘<’ token
             template <typename ...Dummy, typename = typename std::enable_if<
                                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:176:13: error: ‘constexpr’ does not name a type
             constexpr map_impl& operator=(map_impl&& other) {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:176:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:181:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...Dummy, typename = typename std::enable_if<
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:181:67: error: ‘enable_if’ in namespace ‘std’ does not name a template type
             template <typename ...Dummy, typename = typename std::enable_if<
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:181:76: error: expected ‘>’ before ‘<’ token
             template <typename ...Dummy, typename = typename std::enable_if<
                                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:184:13: error: ‘constexpr’ does not name a type
             constexpr map_impl& operator=(map_impl const& other) {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:184:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:191:27: warning: defaulted and deleted functions only available with -std=c++11 or -std=gnu++11
             ~map_impl() = default;
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:198:13: error: expected unqualified-id before ‘using’
             using apply = decltype(hana::first(hana::at_c<i>(std::declval<Storage>())));
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:201:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Pairs>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:203:19: error: expected nested-name-specifier before ‘Storage’
             using Storage = hana::basic_tuple<Pairs...>;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:204:19: error: expected nested-name-specifier before ‘HashTable’
             using HashTable = typename detail::make_hash_table<
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:207:19: error: expected nested-name-specifier before ‘type’
             using type = detail::map_impl<HashTable, Storage>;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:216:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Pairs>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:217:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Pairs&& ...pairs) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:217:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:256:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(Map&& map) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:256:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:266:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) values_t::operator()(Map&& map) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:266:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:277:16: error: ‘constexpr’ does not name a type
         static constexpr auto helper(Map&& map, Pair&& pair, ...) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:277:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:295:16: error: ‘constexpr’ does not name a type
         static constexpr auto
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:295:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:307:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Map&& map, Pair&& pair) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:307:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:328:16: error: ‘constexpr’ does not name a type
         static constexpr auto
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:328:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:334:16: error: ‘constexpr’ does not name a type
         static constexpr auto
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:334:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:344:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply_impl(Map&& map, Key const& key, hana::false_) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:344:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:350:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply_impl(Map&& map, Key const&, hana::true_) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:350:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:355:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Map&& map, Key const& key) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:355:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:367:16: error: ‘constexpr’ does not name a type
         static constexpr auto equal_helper(M1 const&, M2 const&, hana::false_) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:367:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:372:16: error: ‘constexpr’ does not name a type
         static constexpr auto equal_helper(M1 const& m1, M2 const& m2, hana::true_) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:372:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:380:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(M1 const& m1, M2 const& m2) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:380:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:394:16: error: ‘constexpr’ does not name a type
         static constexpr auto find_helper(Map&&, ...) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:394:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:399:16: error: ‘constexpr’ does not name a type
         static constexpr auto
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:399:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:405:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Map&& map, Key const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:405:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:419:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(M&& map, Pred&& pred) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:419:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:431:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Map const&, Key const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:431:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:445:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(M const& map, Pred const& pred)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:445:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:454:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...X>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:455:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(X const& ...x) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:455:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:463:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Xs const& xs, Ys const& ys) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:463:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:472:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(Map&& map, Key const&) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:472:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:492:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Xs&& xs, Ys&& ys) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:492:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:509:20: error: ‘constexpr’ does not name a type
             static constexpr auto helper(Result&& result, Pair&& pair, hana::true_) {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:509:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:514:20: error: ‘constexpr’ does not name a type
             static constexpr auto helper(Result&& result, Pair&&, hana::false_) {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:514:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:519:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(Result&& result, Pair&& pair) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:519:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:531:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Xs&& xs, Ys const& ys) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:531:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:543:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Xs&& xs, Ys&& ys) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:543:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:557:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(M&& map, F&& f) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:557:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:567:32: error: parse error in template argument list
     struct to_impl<map_tag, F, when<hana::Foldable<F>::value>> {
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:567:64: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct to_impl<map_tag, F, when<hana::Foldable<F>::value>> {
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/map.hpp:567:32: error: template argument 3 is invalid
     struct to_impl<map_tag, F, when<hana::Foldable<F>::value>> {
                                ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/max.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:135,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/max.hpp:33:47: error: template argument 1 is invalid
     struct max_impl : max_impl<T, U, when<true>> { };
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/max.hpp:33:50: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct max_impl : max_impl<T, U, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/max.hpp:33:52: error: template argument 3 is invalid
     struct max_impl : max_impl<T, U, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/max.hpp:33:53: error: expected ‘{’ before ‘;’ token
     struct max_impl : max_impl<T, U, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/max.hpp:37:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Y&& y) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/max.hpp:37:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/max.hpp:40:5: error: ‘constexpr’ does not name a type
     constexpr max_t max{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/max.hpp:40:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:135:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/max.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) max_t::operator()(X&& x, Y&& y) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/max.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/max.hpp:46:46: error: template argument 1 is invalid
     struct max_impl<T, U, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/max.hpp:46:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct max_impl<T, U, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/max.hpp:46:27: error: template argument 3 is invalid
     struct max_impl<T, U, when<condition>> : default_ {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:136:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/maximum.hpp:27:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) maximum_t::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/maximum.hpp:27:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/maximum.hpp:42:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) maximum_t::operator()(Xs&& xs, Predicate&& pred) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/maximum.hpp:42:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/maximum.hpp:67:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(X&& x, Y&& y) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/maximum.hpp:67:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/maximum.hpp:76:52: error: template argument 1 is invalid
     struct maximum_pred_impl<T, when<condition>> : default_ {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/maximum.hpp:76:61: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct maximum_pred_impl<T, when<condition>> : default_ {
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/maximum.hpp:76:33: error: template argument 2 is invalid
     struct maximum_pred_impl<T, when<condition>> : default_ {
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/maximum.hpp:90:47: error: template argument 1 is invalid
     struct maximum_impl<T, when<condition>> : default_ {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/maximum.hpp:90:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct maximum_impl<T, when<condition>> : default_ {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/maximum.hpp:90:28: error: template argument 2 is invalid
     struct maximum_impl<T, when<condition>> : default_ {
                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/members.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:137,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/members.hpp:35:52: error: template argument 1 is invalid
     struct members_impl : members_impl<S, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/members.hpp:35:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct members_impl : members_impl<S, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/members.hpp:35:57: error: template argument 2 is invalid
     struct members_impl : members_impl<S, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/members.hpp:35:58: error: expected ‘{’ before ‘;’ token
     struct members_impl : members_impl<S, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/members.hpp:39:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Object&& object) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/members.hpp:39:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/members.hpp:42:5: error: ‘constexpr’ does not name a type
     constexpr members_t members{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/members.hpp:42:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:137:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/members.hpp:26:5: error: ‘constexpr’ does not name a type
     constexpr auto members_t::operator()(Object&& object) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/members.hpp:26:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/members.hpp:46:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(Accessor&& accessor) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/members.hpp:46:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/members.hpp:55:47: error: template argument 1 is invalid
     struct members_impl<S, when<condition>> : default_ {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/members.hpp:55:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct members_impl<S, when<condition>> : default_ {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/members.hpp:55:28: error: template argument 2 is invalid
     struct members_impl<S, when<condition>> : default_ {
                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/min.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:138,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/min.hpp:40:47: error: template argument 1 is invalid
     struct min_impl : min_impl<T, U, when<true>> { };
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/min.hpp:40:50: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct min_impl : min_impl<T, U, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/min.hpp:40:52: error: template argument 3 is invalid
     struct min_impl : min_impl<T, U, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/min.hpp:40:53: error: expected ‘{’ before ‘;’ token
     struct min_impl : min_impl<T, U, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/min.hpp:44:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, Y&& y) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/min.hpp:44:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/min.hpp:47:5: error: ‘constexpr’ does not name a type
     constexpr min_t min{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/min.hpp:47:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:138:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/min.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) min_t::operator()(X&& x, Y&& y) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/min.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/min.hpp:46:46: error: template argument 1 is invalid
     struct min_impl<T, U, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/min.hpp:46:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct min_impl<T, U, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/min.hpp:46:27: error: template argument 3 is invalid
     struct min_impl<T, U, when<condition>> : default_ {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:139:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minimum.hpp:27:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) minimum_t::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minimum.hpp:27:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minimum.hpp:42:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) minimum_t::operator()(Xs&& xs, Predicate&& pred) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minimum.hpp:42:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minimum.hpp:67:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(X&& x, Y&& y) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minimum.hpp:67:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minimum.hpp:76:52: error: template argument 1 is invalid
     struct minimum_pred_impl<T, when<condition>> : default_ {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minimum.hpp:76:61: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct minimum_pred_impl<T, when<condition>> : default_ {
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minimum.hpp:76:33: error: template argument 2 is invalid
     struct minimum_pred_impl<T, when<condition>> : default_ {
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minimum.hpp:90:47: error: template argument 1 is invalid
     struct minimum_impl<T, when<condition>> : default_ {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minimum.hpp:90:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct minimum_impl<T, when<condition>> : default_ {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/minimum.hpp:90:28: error: template argument 2 is invalid
     struct minimum_impl<T, when<condition>> : default_ {
                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_compose.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:142,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_compose.hpp:68:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(F&& f, G&& g) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_compose.hpp:68:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_compose.hpp:71:5: error: ‘constexpr’ does not name a type
     constexpr monadic_compose_t monadic_compose{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_compose.hpp:71:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:142:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_compose.hpp:26:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(F&& f, G&& g, X&& x) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_compose.hpp:26:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_compose.hpp:42:5: error: ‘constexpr’ does not name a type
     constexpr auto monadic_compose_t::operator()(F&& f, G&& g) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_compose.hpp:42:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_left.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:143,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_left.hpp:94:72: error: template argument 1 is invalid
     struct monadic_fold_left_impl : monadic_fold_left_impl<T, when<true>> { };
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_left.hpp:94:75: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct monadic_fold_left_impl : monadic_fold_left_impl<T, when<true>> { };
                                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_left.hpp:94:77: error: template argument 2 is invalid
     struct monadic_fold_left_impl : monadic_fold_left_impl<T, when<true>> { };
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_left.hpp:94:78: error: expected ‘{’ before ‘;’ token
     struct monadic_fold_left_impl : monadic_fold_left_impl<T, when<true>> { };
                                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_left.hpp:99:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs, State&& state, F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_left.hpp:99:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_left.hpp:102:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs, F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_left.hpp:102:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_left.hpp:106:5: error: ‘constexpr’ does not name a type
     constexpr monadic_fold_left_t<M> monadic_fold_left{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_left.hpp:106:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:143:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_left.hpp:33:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) monadic_fold_left_t<M>::operator()(Xs&& xs, State&& state, F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_left.hpp:33:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_left.hpp:56:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) monadic_fold_left_t<M>::operator()(Xs&& xs, F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_left.hpp:56:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_left.hpp:78:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(F&& f, X&& x, K&& k, Z&& z) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_left.hpp:78:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_left.hpp:93:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(X&& x, Y&& y) const
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_left.hpp:93:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_left.hpp:96:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(End, Y&& y) const
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_left.hpp:96:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_left.hpp:102:57: error: template argument 1 is invalid
     struct monadic_fold_left_impl<T, when<condition>> : default_ {
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_left.hpp:102:66: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct monadic_fold_left_impl<T, when<condition>> : default_ {
                                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_left.hpp:102:38: error: template argument 2 is invalid
     struct monadic_fold_left_impl<T, when<condition>> : default_ {
                                      ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_right.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:144,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_right.hpp:96:74: error: template argument 1 is invalid
     struct monadic_fold_right_impl : monadic_fold_right_impl<T, when<true>> { };
                                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_right.hpp:96:77: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct monadic_fold_right_impl : monadic_fold_right_impl<T, when<true>> { };
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_right.hpp:96:79: error: template argument 2 is invalid
     struct monadic_fold_right_impl : monadic_fold_right_impl<T, when<true>> { };
                                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_right.hpp:96:80: error: expected ‘{’ before ‘;’ token
     struct monadic_fold_right_impl : monadic_fold_right_impl<T, when<true>> { };
                                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_right.hpp:101:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs, State&& state, F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_right.hpp:101:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_right.hpp:104:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs, F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_right.hpp:104:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_right.hpp:108:5: error: ‘constexpr’ does not name a type
     constexpr monadic_fold_right_t<M> monadic_fold_right{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/monadic_fold_right.hpp:108:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:144:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_right.hpp:33:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) monadic_fold_right_t<M>::operator()(Xs&& xs, State&& state, F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_right.hpp:33:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_right.hpp:56:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) monadic_fold_right_t<M>::operator()(Xs&& xs, F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_right.hpp:56:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_right.hpp:77:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(F&& f, K&& k, X&& x, Z&& z) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_right.hpp:77:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_right.hpp:92:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(X&& x, Y&& y) const
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_right.hpp:92:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_right.hpp:95:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(X&& x, End) const
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_right.hpp:95:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_right.hpp:101:58: error: template argument 1 is invalid
     struct monadic_fold_right_impl<T, when<condition>> : default_ {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_right.hpp:101:67: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct monadic_fold_right_impl<T, when<condition>> : default_ {
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/monadic_fold_right.hpp:101:39: error: template argument 2 is invalid
     struct monadic_fold_right_impl<T, when<condition>> : default_ {
                                       ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/none.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:147,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/none.hpp:35:46: error: template argument 1 is invalid
     struct none_impl : none_impl<S, when<true>> { };
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/none.hpp:35:49: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct none_impl : none_impl<S, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/none.hpp:35:51: error: template argument 2 is invalid
     struct none_impl : none_impl<S, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/none.hpp:35:52: error: expected ‘{’ before ‘;’ token
     struct none_impl : none_impl<S, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/none.hpp:39:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/none.hpp:39:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/none.hpp:42:5: error: ‘constexpr’ does not name a type
     constexpr none_t none{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/none.hpp:42:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:147:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/none.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr auto none_t::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/none.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/none.hpp:41:44: error: template argument 1 is invalid
     struct none_impl<S, when<condition>> : default_ {
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/none.hpp:41:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct none_impl<S, when<condition>> : default_ {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/none.hpp:41:25: error: template argument 2 is invalid
     struct none_impl<S, when<condition>> : default_ {
                         ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:150:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not_equal.hpp:28:5: error: ‘constexpr’ does not name a type
     constexpr auto not_equal_t::operator()(X&& x, Y&& y) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not_equal.hpp:28:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not_equal.hpp:37:52: error: template argument 1 is invalid
     struct not_equal_impl<T, U, when<condition>> : default_ {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not_equal.hpp:37:61: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct not_equal_impl<T, U, when<condition>> : default_ {
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not_equal.hpp:37:33: error: template argument 3 is invalid
     struct not_equal_impl<T, U, when<condition>> : default_ {
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not_equal.hpp:48:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
         detail::has_nontrivial_common_embedding<Comparable, T, U>::value
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not_equal.hpp:48:9: error: ‘has_nontrivial_common_embedding’ is not a member of ‘boost::hana::detail’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not_equal.hpp:48:65: error: wrong number of template arguments (3, should be 1)
         detail::has_nontrivial_common_embedding<Comparable, T, U>::value
                                                                 ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/core/when.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/accessors.hpp:14,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/accessors.hpp:13,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:58,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/core/when.hpp:39:12: note: provided for ‘template<bool condition> struct boost::hana::when’
     struct when;
            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:150:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/not_equal.hpp:49:5: error: template argument 3 is invalid
     >> {
     ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ordering.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:154,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/ordering.hpp:58:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/ordering.hpp:58:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/ordering.hpp:61:5: error: ‘constexpr’ does not name a type
     constexpr ordering_t ordering{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/ordering.hpp:61:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:154:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ordering.hpp:27:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(X&& x, Y&& y) const&
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ordering.hpp:27:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ordering.hpp:31:13: error: ‘constexpr’ does not name a type
             constexpr decltype(auto) operator()(X&& x, Y&& y) &
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ordering.hpp:31:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ordering.hpp:38:5: error: ‘constexpr’ does not name a type
     constexpr auto ordering_t::operator()(F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/ordering.hpp:38:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:156,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/partition.hpp:70:56: error: template argument 1 is invalid
     struct partition_impl : partition_impl<S, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/partition.hpp:70:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct partition_impl : partition_impl<S, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/partition.hpp:70:61: error: template argument 2 is invalid
     struct partition_impl : partition_impl<S, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/partition.hpp:70:62: error: expected ‘{’ before ‘;’ token
     struct partition_impl : partition_impl<S, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/partition.hpp:74:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Pred&& pred) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/partition.hpp:74:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/partition.hpp:77:5: error: ‘constexpr’ does not name a type
     constexpr partition_t partition{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/partition.hpp:77:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:156:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:34:5: error: ‘constexpr’ does not name a type
     constexpr auto partition_t::operator()(Xs&& xs, Pred&& pred) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:34:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:50:27: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <bool ...B>
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:52:20: error: ‘constexpr’ does not name a type
             static constexpr detail::array<bool, sizeof...(B)> results{{B...}};
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:52:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:53:20: error: ‘constexpr’ does not name a type
             static constexpr std::size_t left_size =
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:53:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:55:20: error: ‘constexpr’ does not name a type
             static constexpr std::size_t right_size = sizeof...(B) - left_size;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:55:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:57:20: error: ‘constexpr’ does not name a type
             static constexpr auto compute_left() {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:57:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:66:20: error: ‘constexpr’ does not name a type
             static constexpr auto compute_right() {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:66:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:75:20: error: ‘constexpr’ does not name a type
             static constexpr auto left_indices = compute_left();
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:75:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:76:20: error: ‘constexpr’ does not name a type
             static constexpr auto right_indices = compute_right();
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:76:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:78:63: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename S, typename Xs, std::size_t ...l, std::size_t ...r>
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:78:81: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename S, typename Xs, std::size_t ...l, std::size_t ...r>
                                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:79:20: error: ‘constexpr’ does not name a type
             static constexpr auto apply(Xs&& xs, std::index_sequence<l...>,
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:79:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:91:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...Xs>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:92:31: error: expected ‘,’ or ‘...’ before ‘&&’ token
             auto operator()(Xs&& ...xs) const -> detail::partition_indices<
                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:30: error: ‘declval’ is not a member of ‘std’
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:65: error: the address of a label cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:72: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:73: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:30: error: ‘declval’ is not a member of ‘std’
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:65: error: the address of a label cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:72: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:73: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:30: error: ‘declval’ is not a member of ‘std’
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:65: error: the address of a label cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:72: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:73: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:30: error: ‘declval’ is not a member of ‘std’
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:65: error: the address of a label cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:72: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:73: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:26: error: template argument 1 is invalid
                 >::type::value)...
                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:30: error: ‘declval’ is not a member of ‘std’
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:65: error: the address of a label cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:72: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:73: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:30: error: ‘declval’ is not a member of ‘std’
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:65: error: the address of a label cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:72: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:73: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:30: error: ‘declval’ is not a member of ‘std’
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:65: error: the address of a label cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:72: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:73: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:30: error: ‘declval’ is not a member of ‘std’
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:65: error: the address of a label cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:72: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:73: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:26: error: template argument 1 is invalid
                 >::type::value)...
                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:30: error: ‘declval’ is not a member of ‘std’
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:65: error: the address of a label cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:72: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:73: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:30: error: ‘declval’ is not a member of ‘std’
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:65: error: the address of a label cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:72: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:73: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:30: error: ‘declval’ is not a member of ‘std’
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:65: error: the address of a label cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:72: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:73: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:30: error: ‘declval’ is not a member of ‘std’
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:65: error: the address of a label cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:72: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:73: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:26: error: template argument 1 is invalid
                 >::type::value)...
                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:30: error: ‘declval’ is not a member of ‘std’
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:65: error: the address of a label cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:72: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:73: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:30: error: ‘declval’ is not a member of ‘std’
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:65: error: the address of a label cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:72: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:73: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:30: error: ‘declval’ is not a member of ‘std’
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:65: error: the address of a label cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:72: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:73: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:30: error: ‘declval’ is not a member of ‘std’
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:65: error: the address of a label cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:72: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:94:73: error: a function call cannot appear in a constant-expression
                     decltype(std::declval<Pred>()(static_cast<Xs&&>(xs)))
                                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 1 is invalid
                 >::type::value)...
                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:17: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:95:26: error: template argument 1 is invalid
                 >::type::value)...
                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:92:50: error: invalid use of template-name ‘boost::hana::detail::partition_indices’ without an argument list
             auto operator()(Xs&& ...xs) const -> detail::partition_indices<
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:92:75: error: expected initializer before ‘<’ token
             auto operator()(Xs&& ...xs) const -> detail::partition_indices<
                                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:101:49: error: template argument 1 is invalid
     struct partition_impl<S, when<condition>> : default_ {
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:101:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct partition_impl<S, when<condition>> : default_ {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/partition.hpp:101:30: error: template argument 2 is invalid
     struct partition_impl<S, when<condition>> : default_ {
                              ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/permutations.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:157,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/permutations.hpp:39:62: error: template argument 1 is invalid
     struct permutations_impl : permutations_impl<S, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/permutations.hpp:39:65: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct permutations_impl : permutations_impl<S, when<true>> { };
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/permutations.hpp:39:67: error: template argument 2 is invalid
     struct permutations_impl : permutations_impl<S, when<true>> { };
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/permutations.hpp:39:68: error: expected ‘{’ before ‘;’ token
     struct permutations_impl : permutations_impl<S, when<true>> { };
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/permutations.hpp:43:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/permutations.hpp:43:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/permutations.hpp:46:5: error: ‘constexpr’ does not name a type
     constexpr permutations_t permutations{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/permutations.hpp:46:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:157:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/permutations.hpp:30:5: error: ‘constexpr’ does not name a type
     constexpr auto permutations_t::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/permutations.hpp:30:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/permutations.hpp:48:20: error: ‘constexpr’ does not name a type
             static constexpr auto value =
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/permutations.hpp:48:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/permutations.hpp:49:48: error: expected unqualified-id before ‘.’ token
                 detail::array<std::size_t, N>{}.iota(0).permutations();
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/permutations.hpp:54:52: error: template argument 1 is invalid
     struct permutations_impl<S, when<condition>> : default_ {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/permutations.hpp:54:61: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct permutations_impl<S, when<condition>> : default_ {
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/permutations.hpp:54:33: error: template argument 2 is invalid
     struct permutations_impl<S, when<condition>> : default_ {
                                 ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/power.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:159,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/power.hpp:45:48: error: template argument 1 is invalid
     struct power_impl : power_impl<R, when<true>> { };
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/power.hpp:45:51: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct power_impl : power_impl<R, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/power.hpp:45:53: error: template argument 2 is invalid
     struct power_impl : power_impl<R, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/power.hpp:45:54: error: expected ‘{’ before ‘;’ token
     struct power_impl : power_impl<R, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/power.hpp:49:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(X&& x, N const& n) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/power.hpp:49:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/power.hpp:52:5: error: ‘constexpr’ does not name a type
     constexpr power_t power{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/power.hpp:52:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:159:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/power.hpp:30:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) power_t::operator()(X&& x, N const& n) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/power.hpp:30:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/power.hpp:53:45: error: template argument 1 is invalid
     struct power_impl<R, when<condition>> : default_ {
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/power.hpp:53:54: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct power_impl<R, when<condition>> : default_ {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/power.hpp:53:26: error: template argument 2 is invalid
     struct power_impl<R, when<condition>> : default_ {
                          ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/prefix.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:160,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/prefix.hpp:61:50: error: template argument 1 is invalid
     struct prefix_impl : prefix_impl<M, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/prefix.hpp:61:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct prefix_impl : prefix_impl<M, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/prefix.hpp:61:55: error: template argument 2 is invalid
     struct prefix_impl : prefix_impl<M, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/prefix.hpp:61:56: error: expected ‘{’ before ‘;’ token
     struct prefix_impl : prefix_impl<M, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/prefix.hpp:65:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Pref&& pref) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/prefix.hpp:65:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/prefix.hpp:68:5: error: ‘constexpr’ does not name a type
     constexpr prefix_t prefix{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/prefix.hpp:68:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:160:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/prefix.hpp:27:5: error: ‘constexpr’ does not name a type
     constexpr auto prefix_t::operator()(Xs&& xs, Pref&& pref) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/prefix.hpp:27:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/prefix.hpp:43:46: error: template argument 1 is invalid
     struct prefix_impl<M, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/prefix.hpp:43:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct prefix_impl<M, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/prefix.hpp:43:27: error: template argument 2 is invalid
     struct prefix_impl<M, when<condition>> : default_ {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/prepend.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:161,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/prepend.hpp:62:52: error: template argument 1 is invalid
     struct prepend_impl : prepend_impl<M, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/prepend.hpp:62:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct prepend_impl : prepend_impl<M, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/prepend.hpp:62:57: error: template argument 2 is invalid
     struct prepend_impl : prepend_impl<M, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/prepend.hpp:62:58: error: expected ‘{’ before ‘;’ token
     struct prepend_impl : prepend_impl<M, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/prepend.hpp:66:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, X&& x) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/prepend.hpp:66:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/prepend.hpp:69:5: error: ‘constexpr’ does not name a type
     constexpr prepend_t prepend{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/prepend.hpp:69:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:161:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/prepend.hpp:32:5: error: ‘constexpr’ does not name a type
     constexpr auto prepend_t::operator()(Xs&& xs, X&& x) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/prepend.hpp:32:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/prepend.hpp:48:47: error: template argument 1 is invalid
     struct prepend_impl<M, when<condition>> : default_ {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/prepend.hpp:48:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct prepend_impl<M, when<condition>> : default_ {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/prepend.hpp:48:28: error: template argument 2 is invalid
     struct prepend_impl<M, when<condition>> : default_ {
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/prepend.hpp:57:28: error: parse error in template argument list
     struct prepend_impl<S, when<Sequence<S>::value>> {
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/prepend.hpp:57:54: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct prepend_impl<S, when<Sequence<S>::value>> {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/prepend.hpp:57:28: error: template argument 2 is invalid
     struct prepend_impl<S, when<Sequence<S>::value>> {
                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:162:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/product.hpp:29:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) product_t<R>::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/product.hpp:29:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/product.hpp:48:47: error: template argument 1 is invalid
     struct product_impl<T, when<condition>> : default_ {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/product.hpp:48:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct product_impl<T, when<condition>> : default_ {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/product.hpp:48:28: error: template argument 2 is invalid
     struct product_impl<T, when<condition>> : default_ {
                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:164,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove.hpp:59:50: error: template argument 1 is invalid
     struct remove_impl : remove_impl<M, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove.hpp:59:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct remove_impl : remove_impl<M, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove.hpp:59:55: error: template argument 2 is invalid
     struct remove_impl : remove_impl<M, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove.hpp:59:56: error: expected ‘{’ before ‘;’ token
     struct remove_impl : remove_impl<M, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove.hpp:63:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Value&& value) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove.hpp:63:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove.hpp:66:5: error: ‘constexpr’ does not name a type
     constexpr remove_t remove{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove.hpp:66:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:164:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove.hpp:27:5: error: ‘constexpr’ does not name a type
     constexpr auto remove_t::operator()(Xs&& xs, Value&& value) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove.hpp:27:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove.hpp:44:46: error: template argument 1 is invalid
     struct remove_impl<M, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove.hpp:44:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct remove_impl<M, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove.hpp:44:27: error: template argument 2 is invalid
     struct remove_impl<M, when<condition>> : default_ {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_at.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:165,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_at.hpp:51:56: error: template argument 1 is invalid
     struct remove_at_impl : remove_at_impl<S, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_at.hpp:51:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct remove_at_impl : remove_at_impl<S, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_at.hpp:51:61: error: template argument 2 is invalid
     struct remove_at_impl : remove_at_impl<S, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_at.hpp:51:62: error: expected ‘{’ before ‘;’ token
     struct remove_at_impl : remove_at_impl<S, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_at.hpp:55:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, N const& n) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_at.hpp:55:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_at.hpp:58:5: error: ‘constexpr’ does not name a type
     constexpr remove_at_t remove_at{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_at.hpp:58:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_at.hpp:78:5: error: ‘constexpr’ does not name a type
     constexpr remove_at_c_t<n> remove_at_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_at.hpp:78:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:165:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_at.hpp:31:5: error: ‘constexpr’ does not name a type
     constexpr auto remove_at_t::operator()(Xs&& xs, N const& n) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_at.hpp:31:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_at.hpp:54:49: error: template argument 1 is invalid
     struct remove_at_impl<S, when<condition>> : default_ {
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_at.hpp:54:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct remove_at_impl<S, when<condition>> : default_ {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_at.hpp:54:30: error: template argument 2 is invalid
     struct remove_at_impl<S, when<condition>> : default_ {
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_at.hpp:81:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs) const
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_at.hpp:81:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_range.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:167,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_range.hpp:54:62: error: template argument 1 is invalid
     struct remove_range_impl : remove_range_impl<S, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_range.hpp:54:65: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct remove_range_impl : remove_range_impl<S, when<true>> { };
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_range.hpp:54:67: error: template argument 2 is invalid
     struct remove_range_impl : remove_range_impl<S, when<true>> { };
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_range.hpp:54:68: error: expected ‘{’ before ‘;’ token
     struct remove_range_impl : remove_range_impl<S, when<true>> { };
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_range.hpp:58:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, From const& from, To const& to) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_range.hpp:58:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_range.hpp:61:5: error: ‘constexpr’ does not name a type
     constexpr remove_range_t remove_range{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_range.hpp:61:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_range.hpp:81:5: error: ‘constexpr’ does not name a type
     constexpr remove_range_c_t<from, to> remove_range_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/remove_range.hpp:81:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:167:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_range.hpp:31:5: error: ‘constexpr’ does not name a type
     constexpr auto remove_range_t::operator()(Xs&& xs, From const& from, To const& to) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_range.hpp:31:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_range.hpp:55:52: error: template argument 1 is invalid
     struct remove_range_impl<S, when<condition>> : default_ {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_range.hpp:55:61: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct remove_range_impl<S, when<condition>> : default_ {
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_range.hpp:55:33: error: template argument 2 is invalid
     struct remove_range_impl<S, when<condition>> : default_ {
                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_range.hpp:92:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/remove_range.hpp:92:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/repeat.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:168,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/repeat.hpp:47:50: error: template argument 1 is invalid
     struct repeat_impl : repeat_impl<N, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/repeat.hpp:47:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct repeat_impl : repeat_impl<N, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/repeat.hpp:47:55: error: template argument 2 is invalid
     struct repeat_impl : repeat_impl<N, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/repeat.hpp:47:56: error: expected ‘{’ before ‘;’ token
     struct repeat_impl : repeat_impl<N, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/repeat.hpp:51:9: error: ‘constexpr’ does not name a type
         constexpr void operator()(N const& n, F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/repeat.hpp:51:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/repeat.hpp:54:5: error: ‘constexpr’ does not name a type
     constexpr repeat_t repeat{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/repeat.hpp:54:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:168:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/repeat.hpp:25:46: error: template argument 1 is invalid
     struct repeat_impl<I, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/repeat.hpp:25:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct repeat_impl<I, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/repeat.hpp:25:27: error: template argument 2 is invalid
     struct repeat_impl<I, when<condition>> : default_ {
                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/repeat.hpp:42:5: error: ‘constexpr’ does not name a type
     constexpr void repeat_t::operator()(N const& n, F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/repeat.hpp:42:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replace.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:169,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replace.hpp:53:53: error: template argument 1 is invalid
     struct replace_impl : replace_impl<Xs, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replace.hpp:53:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct replace_impl : replace_impl<Xs, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replace.hpp:53:58: error: template argument 2 is invalid
     struct replace_impl : replace_impl<Xs, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replace.hpp:53:59: error: expected ‘{’ before ‘;’ token
     struct replace_impl : replace_impl<Xs, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replace.hpp:57:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, OldVal&& oldval, NewVal&& newval) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replace.hpp:57:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replace.hpp:60:5: error: ‘constexpr’ does not name a type
     constexpr replace_t replace{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replace.hpp:60:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replace_if.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replace.hpp:19,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:169,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replace_if.hpp:52:59: error: template argument 1 is invalid
     struct replace_if_impl : replace_if_impl<Xs, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replace_if.hpp:52:62: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct replace_if_impl : replace_if_impl<Xs, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replace_if.hpp:52:64: error: template argument 2 is invalid
     struct replace_if_impl : replace_if_impl<Xs, when<true>> { };
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replace_if.hpp:52:65: error: expected ‘{’ before ‘;’ token
     struct replace_if_impl : replace_if_impl<Xs, when<true>> { };
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replace_if.hpp:56:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Pred&& pred, Value&& value) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replace_if.hpp:56:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replace_if.hpp:59:5: error: ‘constexpr’ does not name a type
     constexpr replace_if_t replace_if{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replace_if.hpp:59:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replace.hpp:19:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:169,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replace_if.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr auto replace_if_t::operator()(Xs&& xs, Pred&& pred, Value&& value) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replace_if.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replace_if.hpp:43:52: error: template argument 1 is invalid
     struct replace_if_impl<Fun, when<condition>> : default_ {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replace_if.hpp:43:61: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct replace_if_impl<Fun, when<condition>> : default_ {
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replace_if.hpp:43:33: error: template argument 2 is invalid
     struct replace_if_impl<Fun, when<condition>> : default_ {
                                 ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:169:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replace.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr auto replace_t::operator()(Xs&& xs, OldVal&& oldval, NewVal&& newval) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replace.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replace.hpp:43:49: error: template argument 1 is invalid
     struct replace_impl<Fun, when<condition>> : default_ {
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replace.hpp:43:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct replace_impl<Fun, when<condition>> : default_ {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replace.hpp:43:30: error: template argument 2 is invalid
     struct replace_impl<Fun, when<condition>> : default_ {
                              ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replicate.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:171,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replicate.hpp:65:56: error: template argument 1 is invalid
     struct replicate_impl : replicate_impl<M, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replicate.hpp:65:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct replicate_impl : replicate_impl<M, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replicate.hpp:65:61: error: template argument 2 is invalid
     struct replicate_impl : replicate_impl<M, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replicate.hpp:65:62: error: expected ‘{’ before ‘;’ token
     struct replicate_impl : replicate_impl<M, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replicate.hpp:70:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(X&& x, N const& n) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replicate.hpp:70:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replicate.hpp:74:5: error: ‘constexpr’ does not name a type
     constexpr replicate_t<M> replicate{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/replicate.hpp:74:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:171:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replicate.hpp:31:5: error: ‘constexpr’ does not name a type
     constexpr auto replicate_t<M>::operator()(X&& x, N const& n) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replicate.hpp:31:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replicate.hpp:50:49: error: template argument 1 is invalid
     struct replicate_impl<M, when<condition>> : default_ {
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replicate.hpp:50:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct replicate_impl<M, when<condition>> : default_ {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replicate.hpp:50:30: error: template argument 2 is invalid
     struct replicate_impl<M, when<condition>> : default_ {
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replicate.hpp:58:30: error: parse error in template argument list
     struct replicate_impl<S, when<Sequence<S>::value>> {
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replicate.hpp:58:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct replicate_impl<S, when<Sequence<S>::value>> {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/replicate.hpp:58:30: error: template argument 2 is invalid
     struct replicate_impl<S, when<Sequence<S>::value>> {
                              ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/reverse.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:172,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/reverse.hpp:38:52: error: template argument 1 is invalid
     struct reverse_impl : reverse_impl<S, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/reverse.hpp:38:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct reverse_impl : reverse_impl<S, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/reverse.hpp:38:57: error: template argument 2 is invalid
     struct reverse_impl : reverse_impl<S, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/reverse.hpp:38:58: error: expected ‘{’ before ‘;’ token
     struct reverse_impl : reverse_impl<S, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/reverse.hpp:42:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/reverse.hpp:42:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/reverse.hpp:45:5: error: ‘constexpr’ does not name a type
     constexpr reverse_t reverse{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/reverse.hpp:45:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:172:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/reverse.hpp:29:5: error: ‘constexpr’ does not name a type
     constexpr auto reverse_t::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/reverse.hpp:29:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/reverse.hpp:45:47: error: template argument 1 is invalid
     struct reverse_impl<S, when<condition>> : default_ {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/reverse.hpp:45:56: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct reverse_impl<S, when<condition>> : default_ {
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/reverse.hpp:45:28: error: template argument 2 is invalid
     struct reverse_impl<S, when<condition>> : default_ {
                            ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/reverse_fold.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:173,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/reverse_fold.hpp:74:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs, S&& s, F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/reverse_fold.hpp:74:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/reverse_fold.hpp:77:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Xs&& xs, F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/reverse_fold.hpp:77:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/reverse_fold.hpp:80:5: error: ‘constexpr’ does not name a type
     constexpr reverse_fold_t reverse_fold{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/reverse_fold.hpp:80:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:173:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/reverse_fold.hpp:23:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) reverse_fold_t::operator()(Xs&& xs, S&& s, F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/reverse_fold.hpp:23:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/reverse_fold.hpp:30:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) reverse_fold_t::operator()(Xs&& xs, F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/reverse_fold.hpp:30:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/scan_left.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:174,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_left.hpp:91:56: error: template argument 1 is invalid
     struct scan_left_impl : scan_left_impl<S, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_left.hpp:91:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct scan_left_impl : scan_left_impl<S, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_left.hpp:91:61: error: template argument 2 is invalid
     struct scan_left_impl : scan_left_impl<S, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_left.hpp:91:62: error: expected ‘{’ before ‘;’ token
     struct scan_left_impl : scan_left_impl<S, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_left.hpp:95:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, State&& state, F const& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_left.hpp:95:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_left.hpp:98:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, F const& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_left.hpp:98:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_left.hpp:101:5: error: ‘constexpr’ does not name a type
     constexpr scan_left_t scan_left{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_left.hpp:101:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:174:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/scan_left.hpp:31:5: error: ‘constexpr’ does not name a type
     constexpr auto scan_left_t::operator()(Xs&& xs, F const& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/scan_left.hpp:31:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/scan_left.hpp:46:5: error: ‘constexpr’ does not name a type
     constexpr auto scan_left_t::operator()(Xs&& xs, State&& state, F const& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/scan_left.hpp:46:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/scan_left.hpp:63:49: error: template argument 1 is invalid
     struct scan_left_impl<S, when<condition>> : default_ {
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/scan_left.hpp:63:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct scan_left_impl<S, when<condition>> : default_ {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/scan_left.hpp:63:30: error: template argument 2 is invalid
     struct scan_left_impl<S, when<condition>> : default_ {
                              ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/scan_right.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:175,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_right.hpp:91:58: error: template argument 1 is invalid
     struct scan_right_impl : scan_right_impl<S, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_right.hpp:91:61: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct scan_right_impl : scan_right_impl<S, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_right.hpp:91:63: error: template argument 2 is invalid
     struct scan_right_impl : scan_right_impl<S, when<true>> { };
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_right.hpp:91:64: error: expected ‘{’ before ‘;’ token
     struct scan_right_impl : scan_right_impl<S, when<true>> { };
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_right.hpp:95:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, State&& state, F const& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_right.hpp:95:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_right.hpp:98:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, F const& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_right.hpp:98:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_right.hpp:101:5: error: ‘constexpr’ does not name a type
     constexpr scan_right_t scan_right{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/scan_right.hpp:101:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:175:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/scan_right.hpp:32:5: error: ‘constexpr’ does not name a type
     constexpr auto scan_right_t::operator()(Xs&& xs, F const& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/scan_right.hpp:32:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/scan_right.hpp:47:5: error: ‘constexpr’ does not name a type
     constexpr auto scan_right_t::operator()(Xs&& xs, State&& state, F const& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/scan_right.hpp:47:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/scan_right.hpp:64:50: error: template argument 1 is invalid
     struct scan_right_impl<S, when<condition>> : default_ {
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/scan_right.hpp:64:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct scan_right_impl<S, when<condition>> : default_ {
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/scan_right.hpp:64:31: error: template argument 2 is invalid
     struct scan_right_impl<S, when<condition>> : default_ {
                               ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:177,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/set.hpp:101:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...Xs>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/set.hpp:136:5: error: ‘constexpr’ does not name a type
     constexpr auto make_set = make<set_tag>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/set.hpp:136:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/set.hpp:234:5: error: ‘constexpr’ does not name a type
     constexpr auto to_set = to<set_tag>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/set.hpp:234:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:177:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:58:24: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename ...Xs>
                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:59:12: warning: override controls (override/final) only available with -std=c++11 or -std=gnu++11
     struct set final
            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:60:43: error: ‘>>’ should be ‘> >’ within a nested template argument list
         : detail::operators::adl<set<Xs...>>
                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:61:49: error: ‘>>’ should be ‘> >’ within a nested template argument list
         , detail::searchable_operators<set<Xs...>>
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:64:15: error: expected nested-name-specifier before ‘hana_tag’
         using hana_tag = set_tag;
               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:65:16: error: ‘constexpr’ does not name a type
         static constexpr std::size_t size = sizeof...(Xs);
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:65:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:67:18: error: ‘constexpr’ does not name a type
         explicit constexpr set(tuple<Xs...> const& xs)
                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:67:18: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:71:18: error: ‘constexpr’ does not name a type
         explicit constexpr set(tuple<Xs...>&& xs)
                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:71:18: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:75:9: error: ‘constexpr’ does not name a type
         constexpr set() = default;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:75:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:76:9: error: ‘constexpr’ does not name a type
         constexpr set(set const& other) = default;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:76:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:77:9: error: ‘constexpr’ does not name a type
         constexpr set(set&& other) = default;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:77:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:87:20: error: ‘constexpr’ does not name a type
             static constexpr bool value = true;
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:87:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:96:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename ...Xs>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:97:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Xs&& ...xs) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:97:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:127:16: error: ‘constexpr’ does not name a type
         static constexpr auto equal_helper(S1 const& s1, S2 const& s2, hana::true_)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:127:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:131:16: error: ‘constexpr’ does not name a type
         static constexpr auto equal_helper(S1 const&, S2 const&, hana::false_)
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:131:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:135:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(S1&& s1, S2&& s2) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:135:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:149:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(Set&& set, F&& f) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:149:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:161:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Xs&& xs, Pred&& pred) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:161:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:171:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...X>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:172:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(X const& ...x) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:172:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:175:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()() const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:175:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:181:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Xs const& xs, Pred const& pred) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:181:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:191:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...X>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:192:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(X const& ...x) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:192:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:200:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Xs const& xs, Ys const& ys) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:200:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:209:32: error: parse error in template argument list
     struct to_impl<set_tag, F, when<hana::Foldable<F>::value>> {
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:209:64: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct to_impl<set_tag, F, when<hana::Foldable<F>::value>> {
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:209:32: error: template argument 3 is invalid
     struct to_impl<set_tag, F, when<hana::Foldable<F>::value>> {
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:224:16: error: ‘constexpr’ does not name a type
         static constexpr auto
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:224:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:229:59: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Xs, typename X, std::size_t ...n>
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:230:16: error: ‘constexpr’ does not name a type
         static constexpr auto
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:230:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:238:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Xs&& xs, X&& x) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:238:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:252:16: error: ‘constexpr’ does not name a type
         static constexpr decltype(auto) apply(Xs&& xs, X&& x) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:252:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:270:20: error: ‘constexpr’ does not name a type
             static constexpr auto helper(Result&& result, Key&& key, hana::true_) {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:270:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:275:20: error: ‘constexpr’ does not name a type
             static constexpr auto helper(Result&& result, Key&&, hana::false_) {
                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:275:20: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:280:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(Result&& result, Key&& key) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:280:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:292:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Xs&& xs, Ys const& ys) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:292:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:304:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Xs&& xs, Ys&& ys) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:304:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:316:16: error: ‘constexpr’ does not name a type
         static constexpr auto apply(Xs&& xs, Ys&& ys) {
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/set.hpp:316:16: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/size.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:178,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/size.hpp:30:5: error: ‘constexpr’ does not name a type
     constexpr auto size = hana::length;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/size.hpp:30:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/slice.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:179,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/slice.hpp:58:48: error: template argument 1 is invalid
     struct slice_impl : slice_impl<S, when<true>> { };
                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/slice.hpp:58:51: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct slice_impl : slice_impl<S, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/slice.hpp:58:53: error: template argument 2 is invalid
     struct slice_impl : slice_impl<S, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/slice.hpp:58:54: error: expected ‘{’ before ‘;’ token
     struct slice_impl : slice_impl<S, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/slice.hpp:62:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Indices&& indices) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/slice.hpp:62:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/slice.hpp:65:5: error: ‘constexpr’ does not name a type
     constexpr slice_t slice{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/slice.hpp:65:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/slice.hpp:101:5: error: ‘constexpr’ does not name a type
     constexpr slice_c_t<from, to> slice_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/slice.hpp:101:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:179:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/slice.hpp:31:5: error: ‘constexpr’ does not name a type
     constexpr auto slice_t::operator()(Xs&& xs, Indices&& indices) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/slice.hpp:31:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/slice.hpp:54:19: error: expected nested-name-specifier before ‘S’
             using S = typename hana::tag_of<Xs>::type;
                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/slice.hpp:56:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...N>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/slice.hpp:57:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(N const& ...) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/slice.hpp:57:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/slice.hpp:64:45: error: template argument 1 is invalid
     struct slice_impl<S, when<condition>> : default_ {
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/slice.hpp:64:54: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct slice_impl<S, when<condition>> : default_ {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/slice.hpp:64:26: error: template argument 2 is invalid
     struct slice_impl<S, when<condition>> : default_ {
                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/slice.hpp:92:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/slice.hpp:92:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:180,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sort.hpp:89:46: error: template argument 1 is invalid
     struct sort_impl : sort_impl<S, when<true>> { };
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sort.hpp:89:49: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct sort_impl : sort_impl<S, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sort.hpp:89:51: error: template argument 2 is invalid
     struct sort_impl : sort_impl<S, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sort.hpp:89:52: error: expected ‘{’ before ‘;’ token
     struct sort_impl : sort_impl<S, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sort.hpp:93:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sort.hpp:93:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sort.hpp:96:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Predicate&& pred) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sort.hpp:96:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sort.hpp:99:5: error: ‘constexpr’ does not name a type
     constexpr sort_t sort{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/sort.hpp:99:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:180:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:30:5: error: ‘constexpr’ does not name a type
     constexpr auto sort_t::operator()(Xs&& xs, Predicate&& pred) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:30:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:46:5: error: ‘constexpr’ does not name a type
     constexpr auto sort_t::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:46:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:65:13: error: expected unqualified-id before ‘using’
             using apply = decltype(std::declval<Pred>()(
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:74:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...l, std::size_t ...r>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:74:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...l, std::size_t ...r>
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:75:23: error: ‘index_sequence’ is not a member of ‘std’
         struct concat<std::index_sequence<l...>, std::index_sequence<r...>> {
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:75:23: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:75:44: error: expected parameter pack before ‘...’
         struct concat<std::index_sequence<l...>, std::index_sequence<r...>> {
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:75:47: error: wrong number of template arguments (1, should be 2)
         struct concat<std::index_sequence<l...>, std::index_sequence<r...>> {
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:72:16: note: provided for ‘template<class Left, class Right> struct boost::hana::detail::concat’
         struct concat;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:86:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             std::size_t ...l,
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:88:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             std::size_t ...r>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:92:13: error: ‘index_sequence’ is not a member of ‘std’
             std::index_sequence<l0, l1, l...>,
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:92:13: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:92:45: error: wrong number of template arguments (5, should be 4)
             std::index_sequence<l0, l1, l...>,
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:80:16: note: provided for ‘template<class Pred, bool PickRight, class Left, class Right> struct boost::hana::detail::merge’
         struct merge;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:110:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             std::size_t ...r>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:114:13: error: ‘index_sequence’ is not a member of ‘std’
             std::index_sequence<l0>,
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:114:13: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:114:35: error: wrong number of template arguments (3, should be 4)
             std::index_sequence<l0>,
                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:80:16: note: provided for ‘template<class Pred, bool PickRight, class Left, class Right> struct boost::hana::detail::merge’
         struct merge;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:123:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             std::size_t ...l,
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:126:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             std::size_t ...r>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:130:13: error: ‘index_sequence’ is not a member of ‘std’
             std::index_sequence<l0, l...>,
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:130:13: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:130:41: error: template argument 3 is invalid
             std::index_sequence<l0, l...>,
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:130:41: error: type/value mismatch at argument 4 in template parameter list for ‘template<class Pred, bool PickRight, class Left, class Right> struct boost::hana::detail::merge’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:130:41: note:   expected a type, got ‘l’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:130:41: note: so any instantiation with a non-empty parameter pack would be ill-formed
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:147:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             std::size_t ...l,
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:152:13: error: ‘index_sequence’ is not a member of ‘std’
             std::index_sequence<l0, l...>,
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:152:13: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:152:41: error: template argument 3 is invalid
             std::index_sequence<l0, l...>,
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:152:41: error: type/value mismatch at argument 4 in template parameter list for ‘template<class Pred, bool PickRight, class Left, class Right> struct boost::hana::detail::merge’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:152:41: note:   expected a type, got ‘l’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:152:41: note: so any instantiation with a non-empty parameter pack would be ill-formed
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:164:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             std::size_t ...l,
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:166:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             std::size_t ...r>
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:169:13: error: ‘index_sequence’ is not a member of ‘std’
             std::index_sequence<l0, l...>,
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:169:13: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:169:41: error: template argument 2 is invalid
             std::index_sequence<l0, l...>,
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:169:41: error: type/value mismatch at argument 3 in template parameter list for ‘template<class Pred, class Left, class Right> struct boost::hana::detail::merge_helper’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:169:41: note:   expected a type, got ‘l’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:169:41: note: so any instantiation with a non-empty parameter pack would be ill-formed
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:196:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             std::size_t ...l,
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:197:28: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             std::size_t ...r,
                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:201:13: error: ‘index_sequence’ is not a member of ‘std’
             std::index_sequence<l...>,
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:201:13: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:201:34: error: expected parameter pack before ‘...’
             std::index_sequence<l...>,
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:201:37: error: wrong number of template arguments (2, should be at least 3)
             std::index_sequence<l...>,
                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:192:16: note: provided for ‘template<long unsigned int Nr, class Left, class Right, class> struct boost::hana::detail::split’
         struct split;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:214:34: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...l, std::size_t ...r>
                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:214:52: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <std::size_t ...l, std::size_t ...r>
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:215:25: error: ‘index_sequence’ is not a member of ‘std’
         struct split<0, std::index_sequence<l...>, std::index_sequence<r...>> {
                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:215:25: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:215:46: error: expected parameter pack before ‘...’
         struct split<0, std::index_sequence<l...>, std::index_sequence<r...>> {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:215:49: error: wrong number of template arguments (2, should be at least 3)
         struct split<0, std::index_sequence<l...>, std::index_sequence<r...>> {
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:192:16: note: provided for ‘template<long unsigned int Nr, class Left, class Right, class> struct boost::hana::detail::split’
         struct split;
                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:223:49: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Pred, std::size_t ...seq>
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:224:38: error: ‘index_sequence’ is not a member of ‘std’
         struct merge_sort_impl<Pred, std::index_sequence<seq...>> {
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:224:38: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:224:61: error: expected parameter pack before ‘...’
         struct merge_sort_impl<Pred, std::index_sequence<seq...>> {
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:224:64: error: spurious ‘>>’, use ‘>’ to terminate a template argument list
         struct merge_sort_impl<Pred, std::index_sequence<seq...>> {
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:224:64: error: template argument 2 is invalid
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:239:38: error: ‘index_sequence’ is not a member of ‘std’
         struct merge_sort_impl<Pred, std::index_sequence<x>> {
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:239:38: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:239:59: error: template argument 2 is invalid
         struct merge_sort_impl<Pred, std::index_sequence<x>> {
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:244:38: error: ‘index_sequence’ is not a member of ‘std’
         struct merge_sort_impl<Pred, std::index_sequence<>> {
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:244:38: error: ‘index_sequence’ is not a member of ‘std’
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:244:58: error: template argument 2 is invalid
         struct merge_sort_impl<Pred, std::index_sequence<>> {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:250:44: error: template argument 1 is invalid
     struct sort_impl<S, when<condition>> : default_ {
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:250:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct sort_impl<S, when<condition>> : default_ {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sort.hpp:250:25: error: template argument 2 is invalid
     struct sort_impl<S, when<condition>> : default_ {
                         ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/span.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:181,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/span.hpp:74:46: error: template argument 1 is invalid
     struct span_impl : span_impl<S, when<true>> { };
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/span.hpp:74:49: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct span_impl : span_impl<S, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/span.hpp:74:51: error: template argument 2 is invalid
     struct span_impl : span_impl<S, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/span.hpp:74:52: error: expected ‘{’ before ‘;’ token
     struct span_impl : span_impl<S, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/span.hpp:78:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Pred&& pred) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/span.hpp:78:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/span.hpp:81:5: error: ‘constexpr’ does not name a type
     constexpr span_t span{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/span.hpp:81:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:181:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/span.hpp:33:5: error: ‘constexpr’ does not name a type
     constexpr auto span_t::operator()(Xs&& xs, Pred&& pred) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/span.hpp:33:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/span.hpp:49:44: error: template argument 1 is invalid
     struct span_impl<S, when<condition>> : default_ {
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/span.hpp:49:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct span_impl<S, when<condition>> : default_ {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/span.hpp:49:25: error: template argument 2 is invalid
     struct span_impl<S, when<condition>> : default_ {
                         ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/suffix.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:183,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/suffix.hpp:61:50: error: template argument 1 is invalid
     struct suffix_impl : suffix_impl<M, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/suffix.hpp:61:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct suffix_impl : suffix_impl<M, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/suffix.hpp:61:55: error: template argument 2 is invalid
     struct suffix_impl : suffix_impl<M, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/suffix.hpp:61:56: error: expected ‘{’ before ‘;’ token
     struct suffix_impl : suffix_impl<M, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/suffix.hpp:65:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Sfx&& sfx) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/suffix.hpp:65:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/suffix.hpp:68:5: error: ‘constexpr’ does not name a type
     constexpr suffix_t suffix{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/suffix.hpp:68:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:183:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/suffix.hpp:27:5: error: ‘constexpr’ does not name a type
     constexpr auto suffix_t::operator()(Xs&& xs, Sfx&& sfx) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/suffix.hpp:27:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/suffix.hpp:43:46: error: template argument 1 is invalid
     struct suffix_impl<M, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/suffix.hpp:43:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct suffix_impl<M, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/suffix.hpp:43:27: error: template argument 2 is invalid
     struct suffix_impl<M, when<condition>> : default_ {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:184:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sum.hpp:29:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) sum_t<M>::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sum.hpp:29:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sum.hpp:48:43: error: template argument 1 is invalid
     struct sum_impl<T, when<condition>> : default_ {
                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sum.hpp:48:52: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct sum_impl<T, when<condition>> : default_ {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/sum.hpp:48:24: error: template argument 2 is invalid
     struct sum_impl<T, when<condition>> : default_ {
                        ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/symmetric_difference.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:185,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/symmetric_difference.hpp:21:78: error: template argument 1 is invalid
     struct symmetric_difference_impl : symmetric_difference_impl<S, when<true>> { };
                                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/symmetric_difference.hpp:21:81: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct symmetric_difference_impl : symmetric_difference_impl<S, when<true>> { };
                                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/symmetric_difference.hpp:21:83: error: template argument 2 is invalid
     struct symmetric_difference_impl : symmetric_difference_impl<S, when<true>> { };
                                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/symmetric_difference.hpp:21:84: error: expected ‘{’ before ‘;’ token
     struct symmetric_difference_impl : symmetric_difference_impl<S, when<true>> { };
                                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/symmetric_difference.hpp:26:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&&, Ys&&) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/symmetric_difference.hpp:26:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/symmetric_difference.hpp:29:5: error: ‘constexpr’ does not name a type
     constexpr symmetric_difference_t symmetric_difference{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/symmetric_difference.hpp:29:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/symmetric_difference.hpp:18:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:185,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/union.hpp:22:5: error: ‘constexpr’ does not name a type
     constexpr auto union_t::operator()(Xs&& xs, Ys&& ys) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/union.hpp:22:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/union.hpp:33:45: error: template argument 1 is invalid
     struct union_impl<S, when<condition>> : default_ {
                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/union.hpp:33:54: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct union_impl<S, when<condition>> : default_ {
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/union.hpp:33:26: error: template argument 2 is invalid
     struct union_impl<S, when<condition>> : default_ {
                          ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:185:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/symmetric_difference.hpp:24:5: error: ‘constexpr’ does not name a type
     constexpr auto symmetric_difference_t::operator()(Xs&& xs, Ys&& ys) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/symmetric_difference.hpp:24:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/symmetric_difference.hpp:35:60: error: template argument 1 is invalid
     struct symmetric_difference_impl<S, when<condition>> : default_ {
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/symmetric_difference.hpp:35:69: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct symmetric_difference_impl<S, when<condition>> : default_ {
                                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/symmetric_difference.hpp:35:41: error: template argument 2 is invalid
     struct symmetric_difference_impl<S, when<condition>> : default_ {
                                         ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_back.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:186,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_back.hpp:47:56: error: template argument 1 is invalid
     struct take_back_impl : take_back_impl<S, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_back.hpp:47:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct take_back_impl : take_back_impl<S, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_back.hpp:47:61: error: template argument 2 is invalid
     struct take_back_impl : take_back_impl<S, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_back.hpp:47:62: error: expected ‘{’ before ‘;’ token
     struct take_back_impl : take_back_impl<S, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_back.hpp:51:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, N const& n) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_back.hpp:51:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_back.hpp:54:5: error: ‘constexpr’ does not name a type
     constexpr take_back_t take_back{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_back.hpp:54:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_back.hpp:74:5: error: ‘constexpr’ does not name a type
     constexpr take_back_c_t<n> take_back_c{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_back.hpp:74:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:186:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_back.hpp:31:5: error: ‘constexpr’ does not name a type
     constexpr auto take_back_t::operator()(Xs&& xs, N const& n) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_back.hpp:31:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_back.hpp:51:49: error: template argument 1 is invalid
     struct take_back_impl<S, when<condition>> : default_ {
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_back.hpp:51:58: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct take_back_impl<S, when<condition>> : default_ {
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_back.hpp:51:30: error: template argument 2 is invalid
     struct take_back_impl<S, when<condition>> : default_ {
                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_back.hpp:70:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_back.hpp:70:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_while.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:188,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_while.hpp:45:58: error: template argument 1 is invalid
     struct take_while_impl : take_while_impl<S, when<true>> { };
                                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_while.hpp:45:61: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct take_while_impl : take_while_impl<S, when<true>> { };
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_while.hpp:45:63: error: template argument 2 is invalid
     struct take_while_impl : take_while_impl<S, when<true>> { };
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_while.hpp:45:64: error: expected ‘{’ before ‘;’ token
     struct take_while_impl : take_while_impl<S, when<true>> { };
                                                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_while.hpp:49:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Pred&& pred) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_while.hpp:49:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_while.hpp:52:5: error: ‘constexpr’ does not name a type
     constexpr take_while_t take_while{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/take_while.hpp:52:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:188:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_while.hpp:26:5: error: ‘constexpr’ does not name a type
     constexpr auto take_while_t::operator()(Xs&& xs, Pred&& pred) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_while.hpp:26:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_while.hpp:43:50: error: template argument 1 is invalid
     struct take_while_impl<S, when<condition>> : default_ {
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_while.hpp:43:59: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct take_while_impl<S, when<condition>> : default_ {
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/take_while.hpp:43:31: error: template argument 2 is invalid
     struct take_while_impl<S, when<condition>> : default_ {
                               ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tap.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:189,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tap.hpp:55:44: error: template argument 1 is invalid
     struct tap_impl : tap_impl<M, when<true>> { };
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tap.hpp:55:47: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct tap_impl : tap_impl<M, when<true>> { };
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tap.hpp:55:49: error: template argument 2 is invalid
     struct tap_impl : tap_impl<M, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tap.hpp:55:50: error: expected ‘{’ before ‘;’ token
     struct tap_impl : tap_impl<M, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tap.hpp:60:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(F&& f) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tap.hpp:60:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tap.hpp:64:5: error: ‘constexpr’ does not name a type
     constexpr tap_t<M> tap{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/tap.hpp:64:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:189:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tap.hpp:26:5: error: ‘constexpr’ does not name a type
     constexpr auto tap_t<M>::operator()(F&& f) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tap.hpp:26:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tap.hpp:44:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(F&& f, X&& x) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tap.hpp:44:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tap.hpp:52:43: error: template argument 1 is invalid
     struct tap_impl<M, when<condition>> : default_ {
                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tap.hpp:52:52: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct tap_impl<M, when<condition>> : default_ {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/tap.hpp:52:24: error: template argument 2 is invalid
     struct tap_impl<M, when<condition>> : default_ {
                        ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/then.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:190,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/then.hpp:41:46: error: template argument 1 is invalid
     struct then_impl : then_impl<M, when<true>> { };
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/then.hpp:41:49: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct then_impl : then_impl<M, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/then.hpp:41:51: error: template argument 2 is invalid
     struct then_impl : then_impl<M, when<true>> { };
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/then.hpp:41:52: error: expected ‘{’ before ‘;’ token
     struct then_impl : then_impl<M, when<true>> { };
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/then.hpp:45:9: error: ‘constexpr’ does not name a type
         constexpr decltype(auto) operator()(Before&& before, Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/then.hpp:45:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/then.hpp:48:5: error: ‘constexpr’ does not name a type
     constexpr then_t then{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/then.hpp:48:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:190:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/then.hpp:25:5: error: ‘constexpr’ does not name a type
     constexpr decltype(auto) then_t::operator()(Before&& before, Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/then.hpp:25:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/then.hpp:46:44: error: template argument 1 is invalid
     struct then_impl<M, when<condition>> : default_ {
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/then.hpp:46:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct then_impl<M, when<condition>> : default_ {
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/then.hpp:46:25: error: template argument 2 is invalid
     struct then_impl<M, when<condition>> : default_ {
                         ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:191:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:26:38: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <template <typename ...> class F>
                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:28:32: warning: variadic templates only available with -std=c++11 or -std=gnu++11
             template <typename ...T>
                                ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:29:13: error: ‘constexpr’ does not name a type
             constexpr auto operator()(T const& ...) const {
             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:29:13: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:40:5: error: ‘constexpr’ does not name a type
     constexpr auto is_void = detail::hana_trait<std::is_void>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:40:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:41:5: error: ‘constexpr’ does not name a type
     constexpr auto is_null_pointer = detail::hana_trait<std::is_null_pointer>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:41:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:42:5: error: ‘constexpr’ does not name a type
     constexpr auto is_integral = detail::hana_trait<std::is_integral>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:42:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:43:5: error: ‘constexpr’ does not name a type
     constexpr auto is_floating_point = detail::hana_trait<std::is_floating_point>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:43:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:44:5: error: ‘constexpr’ does not name a type
     constexpr auto is_array = detail::hana_trait<std::is_array>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:44:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:45:5: error: ‘constexpr’ does not name a type
     constexpr auto is_enum = detail::hana_trait<std::is_enum>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:45:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:46:5: error: ‘constexpr’ does not name a type
     constexpr auto is_union = detail::hana_trait<std::is_union>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:46:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:47:5: error: ‘constexpr’ does not name a type
     constexpr auto is_class = detail::hana_trait<std::is_class>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:47:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:48:5: error: ‘constexpr’ does not name a type
     constexpr auto is_function = detail::hana_trait<std::is_function>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:48:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:49:5: error: ‘constexpr’ does not name a type
     constexpr auto is_pointer = detail::hana_trait<std::is_pointer>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:49:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:50:5: error: ‘constexpr’ does not name a type
     constexpr auto is_lvalue_reference = detail::hana_trait<std::is_lvalue_reference>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:50:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:51:5: error: ‘constexpr’ does not name a type
     constexpr auto is_rvalue_reference = detail::hana_trait<std::is_rvalue_reference>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:51:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:52:5: error: ‘constexpr’ does not name a type
     constexpr auto is_member_object_pointer = detail::hana_trait<std::is_member_object_pointer>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:52:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:53:5: error: ‘constexpr’ does not name a type
     constexpr auto is_member_function_pointer = detail::hana_trait<std::is_member_function_pointer>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:53:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:56:5: error: ‘constexpr’ does not name a type
     constexpr auto is_fundamental = detail::hana_trait<std::is_fundamental>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:56:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:57:5: error: ‘constexpr’ does not name a type
     constexpr auto is_arithmetic = detail::hana_trait<std::is_arithmetic>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:57:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:58:5: error: ‘constexpr’ does not name a type
     constexpr auto is_scalar = detail::hana_trait<std::is_scalar>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:58:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:59:5: error: ‘constexpr’ does not name a type
     constexpr auto is_object = detail::hana_trait<std::is_object>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:59:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:60:5: error: ‘constexpr’ does not name a type
     constexpr auto is_compound = detail::hana_trait<std::is_compound>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:60:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:61:5: error: ‘constexpr’ does not name a type
     constexpr auto is_reference = detail::hana_trait<std::is_reference>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:61:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:62:5: error: ‘constexpr’ does not name a type
     constexpr auto is_member_pointer = detail::hana_trait<std::is_member_pointer>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:62:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:65:5: error: ‘constexpr’ does not name a type
     constexpr auto is_const = detail::hana_trait<std::is_const>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:65:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:66:5: error: ‘constexpr’ does not name a type
     constexpr auto is_volatile = detail::hana_trait<std::is_volatile>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:66:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:67:5: error: ‘constexpr’ does not name a type
     constexpr auto is_trivial = detail::hana_trait<std::is_trivial>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:67:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:68:5: error: ‘constexpr’ does not name a type
     constexpr auto is_trivially_copyable = detail::hana_trait<std::is_trivially_copyable>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:68:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:69:5: error: ‘constexpr’ does not name a type
     constexpr auto is_standard_layout = detail::hana_trait<std::is_standard_layout>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:69:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:70:5: error: ‘constexpr’ does not name a type
     constexpr auto is_pod = detail::hana_trait<std::is_pod>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:70:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:71:5: error: ‘constexpr’ does not name a type
     constexpr auto is_literal_type = detail::hana_trait<std::is_literal_type>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:71:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:72:5: error: ‘constexpr’ does not name a type
     constexpr auto is_empty = detail::hana_trait<std::is_empty>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:72:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:73:5: error: ‘constexpr’ does not name a type
     constexpr auto is_polymorphic = detail::hana_trait<std::is_polymorphic>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:73:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:74:5: error: ‘constexpr’ does not name a type
     constexpr auto is_abstract = detail::hana_trait<std::is_abstract>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:74:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:75:5: error: ‘constexpr’ does not name a type
     constexpr auto is_signed = detail::hana_trait<std::is_signed>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:75:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:76:5: error: ‘constexpr’ does not name a type
     constexpr auto is_unsigned = detail::hana_trait<std::is_unsigned>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:76:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:79:5: error: ‘constexpr’ does not name a type
     constexpr auto is_constructible = detail::hana_trait<std::is_constructible>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:79:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:80:5: error: ‘constexpr’ does not name a type
     constexpr auto is_trivially_constructible = detail::hana_trait<std::is_trivially_constructible>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:80:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:81:5: error: ‘constexpr’ does not name a type
     constexpr auto is_nothrow_constructible = detail::hana_trait<std::is_nothrow_constructible>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:81:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:83:5: error: ‘constexpr’ does not name a type
     constexpr auto is_default_constructible = detail::hana_trait<std::is_default_constructible>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:83:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:84:5: error: ‘constexpr’ does not name a type
     constexpr auto is_trivially_default_constructible = detail::hana_trait<std::is_trivially_default_constructible>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:84:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:85:5: error: ‘constexpr’ does not name a type
     constexpr auto is_nothrow_default_constructible = detail::hana_trait<std::is_nothrow_default_constructible>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:85:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:87:5: error: ‘constexpr’ does not name a type
     constexpr auto is_copy_constructible = detail::hana_trait<std::is_copy_constructible>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:87:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:88:5: error: ‘constexpr’ does not name a type
     constexpr auto is_trivially_copy_constructible = detail::hana_trait<std::is_trivially_copy_constructible>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:88:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:89:5: error: ‘constexpr’ does not name a type
     constexpr auto is_nothrow_copy_constructible = detail::hana_trait<std::is_nothrow_copy_constructible>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:89:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:91:5: error: ‘constexpr’ does not name a type
     constexpr auto is_move_constructible = detail::hana_trait<std::is_move_constructible>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:91:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:92:5: error: ‘constexpr’ does not name a type
     constexpr auto is_trivially_move_constructible = detail::hana_trait<std::is_trivially_move_constructible>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:92:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:93:5: error: ‘constexpr’ does not name a type
     constexpr auto is_nothrow_move_constructible = detail::hana_trait<std::is_nothrow_move_constructible>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:93:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:95:5: error: ‘constexpr’ does not name a type
     constexpr auto is_assignable = detail::hana_trait<std::is_assignable>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:95:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:96:5: error: ‘constexpr’ does not name a type
     constexpr auto is_trivially_assignable = detail::hana_trait<std::is_trivially_assignable>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:96:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:97:5: error: ‘constexpr’ does not name a type
     constexpr auto is_nothrow_assignable = detail::hana_trait<std::is_nothrow_assignable>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:97:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:99:5: error: ‘constexpr’ does not name a type
     constexpr auto is_copy_assignable = detail::hana_trait<std::is_copy_assignable>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:99:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:100:5: error: ‘constexpr’ does not name a type
     constexpr auto is_trivially_copy_assignable = detail::hana_trait<std::is_trivially_copy_assignable>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:100:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:101:5: error: ‘constexpr’ does not name a type
     constexpr auto is_nothrow_copy_assignable = detail::hana_trait<std::is_nothrow_copy_assignable>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:101:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:103:5: error: ‘constexpr’ does not name a type
     constexpr auto is_move_assignable = detail::hana_trait<std::is_move_assignable>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:103:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:104:5: error: ‘constexpr’ does not name a type
     constexpr auto is_trivially_move_assignable = detail::hana_trait<std::is_trivially_move_assignable>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:104:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:105:5: error: ‘constexpr’ does not name a type
     constexpr auto is_nothrow_move_assignable = detail::hana_trait<std::is_nothrow_move_assignable>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:105:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:107:5: error: ‘constexpr’ does not name a type
     constexpr auto is_destructible = detail::hana_trait<std::is_destructible>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:107:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:108:5: error: ‘constexpr’ does not name a type
     constexpr auto is_trivially_destructible = detail::hana_trait<std::is_trivially_destructible>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:108:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:109:5: error: ‘constexpr’ does not name a type
     constexpr auto is_nothrow_destructible = detail::hana_trait<std::is_nothrow_destructible>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:109:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:111:5: error: ‘constexpr’ does not name a type
     constexpr auto has_virtual_destructor = detail::hana_trait<std::has_virtual_destructor>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:111:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:114:5: error: ‘constexpr’ does not name a type
     constexpr auto alignment_of = detail::hana_trait<std::alignment_of>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:114:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:115:5: error: ‘constexpr’ does not name a type
     constexpr auto rank = detail::hana_trait<std::rank>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:115:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:116:5: error: ‘constexpr’ does not name a type
     constexpr struct extent_t {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:116:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:127:7: error: ‘extent’ does not name a type
     } extent{};
       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:130:5: error: ‘constexpr’ does not name a type
     constexpr auto is_same = detail::hana_trait<std::is_same>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:130:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:131:5: error: ‘constexpr’ does not name a type
     constexpr auto is_base_of = detail::hana_trait<std::is_base_of>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:131:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:132:5: error: ‘constexpr’ does not name a type
     constexpr auto is_convertible = detail::hana_trait<std::is_convertible>{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:132:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:138:5: error: ‘constexpr’ does not name a type
     constexpr auto remove_cv = metafunction<std::remove_cv>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:138:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:139:5: error: ‘constexpr’ does not name a type
     constexpr auto remove_const = metafunction<std::remove_const>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:139:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:140:5: error: ‘constexpr’ does not name a type
     constexpr auto remove_volatile = metafunction<std::remove_volatile>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:140:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:142:5: error: ‘constexpr’ does not name a type
     constexpr auto add_cv = metafunction<std::add_cv>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:142:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:143:5: error: ‘constexpr’ does not name a type
     constexpr auto add_const = metafunction<std::add_const>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:143:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:144:5: error: ‘constexpr’ does not name a type
     constexpr auto add_volatile = metafunction<std::add_volatile>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:144:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:147:5: error: ‘constexpr’ does not name a type
     constexpr auto remove_reference = metafunction<std::remove_reference>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:147:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:148:5: error: ‘constexpr’ does not name a type
     constexpr auto add_lvalue_reference = metafunction<std::add_lvalue_reference>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:148:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:149:5: error: ‘constexpr’ does not name a type
     constexpr auto add_rvalue_reference = metafunction<std::add_rvalue_reference>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:149:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:152:5: error: ‘constexpr’ does not name a type
     constexpr auto remove_pointer = metafunction<std::remove_pointer>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:152:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:153:5: error: ‘constexpr’ does not name a type
     constexpr auto add_pointer = metafunction<std::add_pointer>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:153:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:156:5: error: ‘constexpr’ does not name a type
     constexpr auto make_signed = metafunction<std::make_signed>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:156:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:157:5: error: ‘constexpr’ does not name a type
     constexpr auto make_unsigned = metafunction<std::make_unsigned>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:157:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:160:5: error: ‘constexpr’ does not name a type
     constexpr auto remove_extent = metafunction<std::remove_extent>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:160:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:161:5: error: ‘constexpr’ does not name a type
     constexpr auto remove_all_extents = metafunction<std::remove_all_extents>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:161:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:164:5: error: ‘constexpr’ does not name a type
     constexpr struct aligned_storage_t {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:164:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:179:7: error: ‘aligned_storage’ does not name a type
     } aligned_storage{};
       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:181:5: error: ‘constexpr’ does not name a type
     constexpr struct aligned_union_t {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:181:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:188:7: error: ‘aligned_union’ does not name a type
     } aligned_union{};
       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:190:5: error: ‘constexpr’ does not name a type
     constexpr auto decay = metafunction<std::decay>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:190:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:195:5: error: ‘constexpr’ does not name a type
     constexpr auto common_type = metafunction<std::common_type>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:195:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:196:5: error: ‘constexpr’ does not name a type
     constexpr auto underlying_type = metafunction<std::underlying_type>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:196:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:197:5: error: ‘constexpr’ does not name a type
     constexpr auto result_of = metafunction<std::result_of>;
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:197:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:205:23: error: ‘add_rvalue_reference’ in namespace ‘std’ does not name a template type
         typename std::add_rvalue_reference<
                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:205:43: error: expected unqualified-id before ‘<’ token
         typename std::add_rvalue_reference<
                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:210:5: error: ‘constexpr’ does not name a type
     constexpr declval_t declval{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/traits.hpp:210:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_left.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:195,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unfold_left.hpp:75:60: error: template argument 1 is invalid
     struct unfold_left_impl : unfold_left_impl<S, when<true>> { };
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unfold_left.hpp:75:63: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct unfold_left_impl : unfold_left_impl<S, when<true>> { };
                                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unfold_left.hpp:75:65: error: template argument 2 is invalid
     struct unfold_left_impl : unfold_left_impl<S, when<true>> { };
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unfold_left.hpp:75:66: error: expected ‘{’ before ‘;’ token
     struct unfold_left_impl : unfold_left_impl<S, when<true>> { };
                                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unfold_left.hpp:81:5: error: ‘constexpr’ does not name a type
     constexpr unfold_left_t<S> unfold_left{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unfold_left.hpp:81:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:195:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_left.hpp:31:42: error: ‘boost::hana::Sequence<S, void>::value’ is not a type
         static_assert(hana::Sequence<S>::value,
                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_left.hpp:32:9: error: expected identifier before string constant
         "hana::unfold_left<S> requires 'S' to be a Sequence");
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_left.hpp:32:9: error: expected ‘,’ or ‘...’ before string constant
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_left.hpp:32:61: error: ISO C++ forbids declaration of ‘static_assert’ with no type [-fpermissive]
         "hana::unfold_left<S> requires 'S' to be a Sequence");
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_left.hpp:36:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(State&& state, F&& f) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_left.hpp:36:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_left.hpp:46:51: error: template argument 1 is invalid
     struct unfold_left_impl<S, when<condition>> : default_ {
                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_left.hpp:46:60: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct unfold_left_impl<S, when<condition>> : default_ {
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_left.hpp:46:32: error: template argument 2 is invalid
     struct unfold_left_impl<S, when<condition>> : default_ {
                                ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_right.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:196,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unfold_right.hpp:75:62: error: template argument 1 is invalid
     struct unfold_right_impl : unfold_right_impl<S, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unfold_right.hpp:75:65: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct unfold_right_impl : unfold_right_impl<S, when<true>> { };
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unfold_right.hpp:75:67: error: template argument 2 is invalid
     struct unfold_right_impl : unfold_right_impl<S, when<true>> { };
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unfold_right.hpp:75:68: error: expected ‘{’ before ‘;’ token
     struct unfold_right_impl : unfold_right_impl<S, when<true>> { };
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unfold_right.hpp:81:5: error: ‘constexpr’ does not name a type
     constexpr unfold_right_t<S> unfold_right{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unfold_right.hpp:81:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:196:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_right.hpp:31:42: error: ‘boost::hana::Sequence<S, void>::value’ is not a type
         static_assert(hana::Sequence<S>::value,
                                          ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_right.hpp:32:9: error: expected identifier before string constant
         "hana::unfold_right<S> requires 'S' to be a Sequence");
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_right.hpp:32:9: error: expected ‘,’ or ‘...’ before string constant
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_right.hpp:32:62: error: ISO C++ forbids declaration of ‘static_assert’ with no type [-fpermissive]
         "hana::unfold_right<S> requires 'S' to be a Sequence");
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_right.hpp:36:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(State&& state, F&& f) const {
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_right.hpp:36:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_right.hpp:46:52: error: template argument 1 is invalid
     struct unfold_right_impl<S, when<condition>> : default_ {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_right.hpp:46:61: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct unfold_right_impl<S, when<condition>> : default_ {
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unfold_right.hpp:46:33: error: template argument 2 is invalid
     struct unfold_right_impl<S, when<condition>> : default_ {
                                 ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unique.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:198,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unique.hpp:77:50: error: template argument 1 is invalid
     struct unique_impl : unique_impl<S, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unique.hpp:77:53: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct unique_impl : unique_impl<S, when<true>> { };
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unique.hpp:77:55: error: template argument 2 is invalid
     struct unique_impl : unique_impl<S, when<true>> { };
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unique.hpp:77:56: error: expected ‘{’ before ‘;’ token
     struct unique_impl : unique_impl<S, when<true>> { };
                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unique.hpp:81:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unique.hpp:81:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unique.hpp:84:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Predicate&& predicate) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unique.hpp:84:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unique.hpp:87:5: error: ‘constexpr’ does not name a type
     constexpr unique_t unique{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/unique.hpp:87:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:198:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unique.hpp:28:5: error: ‘constexpr’ does not name a type
     constexpr auto unique_t::operator()(Xs&& xs) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unique.hpp:28:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unique.hpp:43:5: error: ‘constexpr’ does not name a type
     constexpr auto unique_t::operator()(Xs&& xs, Predicate&& predicate) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unique.hpp:43:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unique.hpp:60:46: error: template argument 1 is invalid
     struct unique_impl<S, when<condition>> : default_ {
                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unique.hpp:60:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct unique_impl<S, when<condition>> : default_ {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/unique.hpp:60:27: error: template argument 2 is invalid
     struct unique_impl<S, when<condition>> : default_ {
                           ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:204,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip.hpp:50:44: error: template argument 1 is invalid
     struct zip_impl : zip_impl<S, when<true>> { };
                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip.hpp:50:47: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct zip_impl : zip_impl<S, when<true>> { };
                                               ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip.hpp:50:49: error: template argument 2 is invalid
     struct zip_impl : zip_impl<S, when<true>> { };
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip.hpp:50:50: error: expected ‘{’ before ‘;’ token
     struct zip_impl : zip_impl<S, when<true>> { };
                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip.hpp:53:41: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Xs, typename ...Ys>
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip.hpp:54:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Ys&& ...ys) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip.hpp:54:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip.hpp:57:5: error: ‘constexpr’ does not name a type
     constexpr zip_t zip{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip.hpp:57:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_with.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:204,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_with.hpp:51:54: error: template argument 1 is invalid
     struct zip_with_impl : zip_with_impl<S, when<true>> { };
                                                      ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_with.hpp:51:57: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct zip_with_impl : zip_with_impl<S, when<true>> { };
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_with.hpp:51:59: error: template argument 2 is invalid
     struct zip_with_impl : zip_with_impl<S, when<true>> { };
                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_with.hpp:51:60: error: expected ‘{’ before ‘;’ token
     struct zip_with_impl : zip_with_impl<S, when<true>> { };
                                                            ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_with.hpp:54:53: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename F, typename Xs, typename ...Ys>
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_with.hpp:55:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(F&& f, Xs&& xs, Ys&& ...ys) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_with.hpp:55:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_with.hpp:58:5: error: ‘constexpr’ does not name a type
     constexpr zip_with_t zip_with{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_with.hpp:58:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:204,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_with.hpp:29:49: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename F, typename Xs, typename ...Ys>
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_with.hpp:30:5: error: ‘constexpr’ does not name a type
     constexpr auto zip_with_t::operator()(F&& f, Xs&& xs, Ys&& ...ys) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_with.hpp:30:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_with.hpp:47:29: error: parse error in template argument list
     struct zip_with_impl<S, when<Sequence<S>::value>> {
                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_with.hpp:47:55: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct zip_with_impl<S, when<Sequence<S>::value>> {
                                                       ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_with.hpp:47:29: error: template argument 2 is invalid
     struct zip_with_impl<S, when<Sequence<S>::value>> {
                             ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:204:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip.hpp:25:37: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename Xs, typename ...Ys>
                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip.hpp:26:5: error: ‘constexpr’ does not name a type
     constexpr auto zip_t::operator()(Xs&& xs, Ys&& ...ys) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip.hpp:26:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip.hpp:42:43: error: template argument 1 is invalid
     struct zip_impl<S, when<condition>> : default_ {
                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip.hpp:42:52: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct zip_impl<S, when<condition>> : default_ {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip.hpp:42:24: error: template argument 2 is invalid
     struct zip_impl<S, when<condition>> : default_ {
                        ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_shortest.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:205,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_shortest.hpp:50:62: error: template argument 1 is invalid
     struct zip_shortest_impl : zip_shortest_impl<S, when<true>> { };
                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_shortest.hpp:50:65: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct zip_shortest_impl : zip_shortest_impl<S, when<true>> { };
                                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_shortest.hpp:50:67: error: template argument 2 is invalid
     struct zip_shortest_impl : zip_shortest_impl<S, when<true>> { };
                                                                   ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_shortest.hpp:50:68: error: expected ‘{’ before ‘;’ token
     struct zip_shortest_impl : zip_shortest_impl<S, when<true>> { };
                                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_shortest.hpp:53:41: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename Xs, typename ...Ys>
                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_shortest.hpp:54:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(Xs&& xs, Ys&& ...ys) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_shortest.hpp:54:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_shortest.hpp:57:5: error: ‘constexpr’ does not name a type
     constexpr zip_shortest_t zip_shortest{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_shortest.hpp:57:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_shortest_with.hpp:13:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_shortest.hpp:20,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:205,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_shortest_with.hpp:51:72: error: template argument 1 is invalid
     struct zip_shortest_with_impl : zip_shortest_with_impl<S, when<true>> { };
                                                                        ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_shortest_with.hpp:51:75: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct zip_shortest_with_impl : zip_shortest_with_impl<S, when<true>> { };
                                                                           ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_shortest_with.hpp:51:77: error: template argument 2 is invalid
     struct zip_shortest_with_impl : zip_shortest_with_impl<S, when<true>> { };
                                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_shortest_with.hpp:51:78: error: expected ‘{’ before ‘;’ token
     struct zip_shortest_with_impl : zip_shortest_with_impl<S, when<true>> { };
                                                                              ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_shortest_with.hpp:54:53: warning: variadic templates only available with -std=c++11 or -std=gnu++11
         template <typename F, typename Xs, typename ...Ys>
                                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_shortest_with.hpp:55:9: error: ‘constexpr’ does not name a type
         constexpr auto operator()(F&& f, Xs&& xs, Ys&& ...ys) const;
         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_shortest_with.hpp:55:9: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_shortest_with.hpp:58:5: error: ‘constexpr’ does not name a type
     constexpr zip_shortest_with_t zip_shortest_with{};
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/fwd/zip_shortest_with.hpp:58:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_shortest.hpp:20:0,
                 from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:205,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_shortest_with.hpp:30:49: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename F, typename Xs, typename ...Ys>
                                                 ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_shortest_with.hpp:31:5: error: ‘constexpr’ does not name a type
     constexpr auto
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_shortest_with.hpp:31:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_shortest_with.hpp:49:57: error: template argument 1 is invalid
     struct zip_shortest_with_impl<S, when<condition>> : default_ {
                                                         ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_shortest_with.hpp:49:66: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct zip_shortest_with_impl<S, when<condition>> : default_ {
                                                                  ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_shortest_with.hpp:49:38: error: template argument 2 is invalid
     struct zip_shortest_with_impl<S, when<condition>> : default_ {
                                      ^
In file included from /home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana.hpp:205:0,
                 from /home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:3:
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_shortest.hpp:25:37: warning: variadic templates only available with -std=c++11 or -std=gnu++11
     template <typename Xs, typename ...Ys>
                                     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_shortest.hpp:26:5: error: ‘constexpr’ does not name a type
     constexpr auto zip_shortest_t::operator()(Xs&& xs, Ys&& ...ys) const {
     ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_shortest.hpp:26:5: note: C++11 ‘constexpr’ only available with -std=c++11 or -std=gnu++11
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_shortest.hpp:42:52: error: template argument 1 is invalid
     struct zip_shortest_impl<S, when<condition>> : default_ {
                                                    ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_shortest.hpp:42:61: warning: extended initializer lists only available with -std=c++11 or -std=gnu++11
     struct zip_shortest_impl<S, when<condition>> : default_ {
                                                             ^
/home/conan/workspace/cci_PR-2503/17/0_0/.conan/data/hana/boost-1.74.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/boost/hana/zip_shortest.hpp:42:33: error: template argument 2 is invalid
     struct zip_shortest_impl<S, when<condition>> : default_ {
                                 ^
/home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp: In function ‘int main()’:
/home/conan/workspace/cci_PR-2503/17/co_0_0/recipes/hana/all/test_package/test_package.cpp:8:8: error: ‘map’ does not name a type
   auto map = hana::make_map(
        ^
CMakeFiles/test_package.dir/build.make:62: recipe for target 'CMakeFiles/test_package.dir/test_package.cpp.o' failed
make[2]: *** [CMakeFiles/test_package.dir/test_package.cpp.o] Error 1
CMakeFiles/Makefile2:75: recipe for target 'CMakeFiles/test_package.dir/all' failed
make[1]: *** [CMakeFiles/test_package.dir/all] Error 2
Makefile:83: recipe for target 'all' failed
make: *** [all] Error 2

JSON file created at '/home/conan/workspace/cci_PR-2503/17/co_0_0/_create.json'