******************************************************************************** conan test conan-center-index/recipes/mdspan/all/test_package/conanfile.py mdspan/0.1.0@ --profile=/home/conan/w/BuildSingleReference/10513/49920b77-73ed-45d5-ad98-17d4408f1fef/profile.txt ******************************************************************************** Configuration: [settings] arch=x86_64 arch_build=x86_64 build_type=Release compiler=gcc compiler.libcxx=libstdc++ compiler.version=4.9 os=Linux os_build=Linux [options] [build_requires] [env] mdspan/0.1.0 (test package): Installing package Requirements mdspan/0.1.0 from local cache - Cache Packages mdspan/0.1.0:5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9 - Cache Installing (downloading, building) binaries... mdspan/0.1.0: Already installed! [HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK [HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK mdspan/0.1.0 (test package): Generator txt created conanbuildinfo.txt mdspan/0.1.0 (test package): Generator cmake created conanbuildinfo.cmake mdspan/0.1.0 (test package): Generated conaninfo.txt mdspan/0.1.0 (test package): Generated graphinfo Using lockfile: '/home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/build/dfae4d6ba682b8d9c5630c4c912db585c2a46c64/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 mdspan/0.1.0 (test package): Calling build() ----Running------ > cd '/home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/build/dfae4d6ba682b8d9c5630c4c912db585c2a46c64' && cmake -G "Unix Makefiles" -DCMAKE_BUILD_TYPE="Release" -DCONAN_IN_LOCAL_CACHE="OFF" -DCONAN_COMPILER="gcc" -DCONAN_COMPILER_VERSION="4.9" -DCONAN_CXX_FLAGS="-m64" -DCONAN_SHARED_LINKER_FLAGS="-m64" -DCONAN_C_FLAGS="-m64" -DCONAN_LIBCXX="libstdc++" -DCMAKE_INSTALL_PREFIX="/home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/build/dfae4d6ba682b8d9c5630c4c912db585c2a46c64/package" -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/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package' ----------------- -- The CXX compiler identification is GNU 4.9.4 -- Detecting CXX compiler ABI info -- Detecting CXX compiler ABI info - done -- Check for working CXX compiler: /usr/bin/g++ - skipped -- Detecting CXX compile features -- Detecting CXX compile features - done -- Conan: called by CMake conan helper -- Conan: Adjusting output directories -- Conan: Using cmake targets configuration -- Conan: Adjusting default RPATHs Conan policies -- Conan: Adjusting language standard -- Conan: Checking correct version: 4.9 -- Conan: C++ stdlib: libstdc++ -- Configuring done -- Generating done -- Build files have been written to: /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/build/dfae4d6ba682b8d9c5630c4c912db585c2a46c64 ----Running------ > cmake --build '/home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/build/dfae4d6ba682b8d9c5630c4c912db585c2a46c64' '--' '-j3' ----------------- Scanning dependencies of target test_package [ 50%] Building CXX object CMakeFiles/test_package.dir/test_package.cpp.o 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 In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:48:0, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/fixed_layout_impl.hpp:50, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_right.hpp:47, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp:48, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:48, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:82:28: error: 'make_index_sequence' does not name a type class _IdxsSeq = make_index_sequence<_ValsSeq::size()>> ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:82:47: error: expected '>' before '<' token class _IdxsSeq = make_index_sequence<_ValsSeq::size()>> ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:90:15: error: 'integer_sequence' was not declared in this scope _Tag, _T, integer_sequence<_T, __value, __values_or_sentinals...>, ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:90:69: error: template argument 3 is invalid _Tag, _T, integer_sequence<_T, __value, __values_or_sentinals...>, ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:90:69: error: type/value mismatch at argument 5 in template parameter list for 'template struct std::experimental::detail::__standard_layout_psa' /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:90:69: error: expected a type, got '__values_or_sentinals' /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:90:69: note: so any instantiation with a non-empty parameter pack would be ill-formed /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:235:15: error: 'integer_sequence' was not declared in this scope _Tag, _T, integer_sequence<_T, __sentinal, __values_or_sentinals...>, ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:235:72: error: template argument 3 is invalid _Tag, _T, integer_sequence<_T, __sentinal, __values_or_sentinals...>, ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:235:72: error: type/value mismatch at argument 5 in template parameter list for 'template struct std::experimental::detail::__standard_layout_psa' /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:235:72: error: expected a type, got '__values_or_sentinals' /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:235:72: note: so any instantiation with a non-empty parameter pack would be ill-formed /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:363:40: error: 'integer_sequence' was not declared in this scope struct __standard_layout_psa<_Tag, _T, integer_sequence<_T>, __sentinal, ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:363:59: error: template argument 3 is invalid struct __standard_layout_psa<_Tag, _T, integer_sequence<_T>, __sentinal, ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:363:59: error: template argument 5 is invalid /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:437:11: error: 'integer_sequence' was not declared in this scope integer_sequence> { ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:437:60: error: template argument 3 is invalid integer_sequence> { ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:437:63: error: expected '{' before '>' token integer_sequence> { ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/standard_layout_static_array.hpp:437:63: error: expected unqualified-id before '>' token In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/fixed_layout_impl.hpp:50:0, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_right.hpp:47, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp:48, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:48, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:62:25: error: 'std::integer_sequence' has not been declared std::false_type, std::integer_sequence, std::integer_sequence ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:62:41: error: expected ',' or '...' before '<' token std::false_type, std::integer_sequence, std::integer_sequence ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:76:24: error: 'std::integer_sequence' has not been declared std::true_type, std::integer_sequence, std::integer_sequence ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:76:40: error: expected ',' or '...' before '<' token std::true_type, std::integer_sequence, std::integer_sequence ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:105:49: error: 'std::integer_sequence' has not been declared index_type _static_extent_impl(size_t n, std::integer_sequence) noexcept { ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:105:65: error: expected ',' or '...' before '<' token index_type _static_extent_impl(size_t n, std::integer_sequence) noexcept { ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:115:84: error: 'index_sequence' has not been declared constexpr bool _eq_impl(std::experimental::extents, false_type, index_sequence) const noexcept { return false; } ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:115:98: error: expected ',' or '...' before '<' token constexpr bool _eq_impl(std::experimental::extents, false_type, index_sequence) const noexcept { return false; } ^ In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/fixed_layout_impl.hpp:50:0, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_right.hpp:47, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp:48, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:48, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:120:16: error: 'index_sequence' has not been declared true_type, index_sequence ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:120:30: error: expected ',' or '...' before '<' token true_type, index_sequence ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:129:88: error: 'index_sequence' has not been declared constexpr bool _not_eq_impl(std::experimental::extents, false_type, index_sequence) const noexcept { return true; } ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:129:102: error: expected ',' or '...' before '<' token constexpr bool _not_eq_impl(std::experimental::extents, false_type, index_sequence) const noexcept { return true; } ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:134:16: error: 'index_sequence' has not been declared true_type, index_sequence ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:134:30: error: expected ',' or '...' before '<' token true_type, index_sequence ^ In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/accessor_basic.hpp:46:0, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:46, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:165:3: error: 'integer_sequence' is not a member of 'std' MDSPAN_TEMPLATE_REQUIRES( ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:165:3: error: 'integer_sequence' is not a member of 'std' MDSPAN_TEMPLATE_REQUIRES( ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:165:3: error: 'integer_sequence' is not a member of 'std' MDSPAN_TEMPLATE_REQUIRES( ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:165:3: error: 'integer_sequence' is not a member of 'std' MDSPAN_TEMPLATE_REQUIRES( ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:165:3: error: decltype evaluates to '', which is not a class or enumeration type MDSPAN_TEMPLATE_REQUIRES( ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:165:3: error: template argument 1 is invalid MDSPAN_TEMPLATE_REQUIRES( ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:211:3: error: 'integer_sequence' is not a member of 'std' MDSPAN_TEMPLATE_REQUIRES( ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:211:3: error: 'integer_sequence' is not a member of 'std' MDSPAN_TEMPLATE_REQUIRES( ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:211:3: error: 'integer_sequence' is not a member of 'std' MDSPAN_TEMPLATE_REQUIRES( ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:211:3: error: 'integer_sequence' is not a member of 'std' MDSPAN_TEMPLATE_REQUIRES( ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:211:3: error: decltype evaluates to '', which is not a class or enumeration type MDSPAN_TEMPLATE_REQUIRES( ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:211:3: error: template argument 1 is invalid MDSPAN_TEMPLATE_REQUIRES( ^ In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/fixed_layout_impl.hpp:50:0, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_right.hpp:47, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp:48, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:48, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp: In static member function 'static constexpr std::experimental::extents::index_type std::experimental::extents::static_extent(std::size_t)': /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:234:35: error: 'make_integer_sequence' is not a member of 'std' return _static_extent_impl(n, std::make_integer_sequence{}); ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:234:68: error: expected primary-expression before ',' token return _static_extent_impl(n, std::make_integer_sequence{}); ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:234:89: error: expected primary-expression before '{' token return _static_extent_impl(n, std::make_integer_sequence{}); ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp: In function 'constexpr bool std::experimental::operator==(const std::experimental::extents&, const std::experimental::extents&)': /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:250:7: error: 'make_index_sequence' was not declared in this scope make_index_sequence{} ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:250:42: error: expected primary-expression before '{' token make_index_sequence{} ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp: In function 'constexpr bool std::experimental::operator!=(const std::experimental::extents&, const std::experimental::extents&)': /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:259:7: error: 'make_index_sequence' was not declared in this scope make_index_sequence{} ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/extents.hpp:259:42: error: expected primary-expression before '{' token make_index_sequence{} ^ In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_right.hpp:47:0, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp:48, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:48, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/fixed_layout_impl.hpp: At global scope: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/fixed_layout_impl.hpp:68:65: error: 'integer_sequence' was not declared in this scope struct stride_storage_impl, integer_sequence, IdxConditional> ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/fixed_layout_impl.hpp:68:97: error: template argument 2 is invalid struct stride_storage_impl, integer_sequence, IdxConditional> ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/fixed_layout_impl.hpp:68:97: error: type/value mismatch at argument 3 in template parameter list for 'template struct std::experimental::detail::stride_storage_impl' /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/fixed_layout_impl.hpp:68:97: error: expected a type, got 'Idxs' /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/fixed_layout_impl.hpp:68:97: note: so any instantiation with a non-empty parameter pack would be ill-formed In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_right.hpp:47:0, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp:48, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:48, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/fixed_layout_impl.hpp:125:69: error: 'integer_sequence' was not declared in this scope class fixed_layout_common_impl, integer_sequence, IdxConditional> ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/fixed_layout_impl.hpp:125:101: error: template argument 2 is invalid class fixed_layout_common_impl, integer_sequence, IdxConditional> ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/fixed_layout_impl.hpp:125:101: error: type/value mismatch at argument 3 in template parameter list for 'template class std::experimental::detail::fixed_layout_common_impl' /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/fixed_layout_impl.hpp:125:101: error: expected a type, got 'Idxs' /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/fixed_layout_impl.hpp:125:101: note: so any instantiation with a non-empty parameter pack would be ill-formed In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp:48:0, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:48, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_right.hpp:71:74: error: 'make_index_sequence' was not declared in this scope : public fixed_layout_common_impl, make_index_sequence, layout_right_idx_conditional> ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_right.hpp:71:109: error: wrong number of template arguments (2, should be 3) : public fixed_layout_common_impl, make_index_sequence, layout_right_idx_conditional> ^ In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_right.hpp:47:0, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp:48, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:48, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/fixed_layout_impl.hpp:122:7: error: provided for 'template class std::experimental::detail::fixed_layout_common_impl' class fixed_layout_common_impl; ^ In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp:48:0, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:48, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_right.hpp:71:140: error: expected '{' before '>' token : public fixed_layout_common_impl, make_index_sequence, layout_right_idx_conditional> ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_right.hpp:71:140: error: expected unqualified-id before '>' token In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:48:0, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp:89:22: error: 'index_sequence' was not declared in this scope struct __impl_impl> ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp:89:41: error: expected parameter pack before '...' struct __impl_impl> ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp:89:41: error: template argument 1 is invalid /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp:89:44: error: expected unqualified-id before '>' token struct __impl_impl> ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp:103:18: error: 'make_index_sequence' does not name a type using __impl = make_index_sequence; ^ In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:48:0, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp: In member function 'constexpr std::experimental::basic_mdspan, LayoutPolicy, AccessorPolicy>::reference std::experimental::basic_mdspan, LayoutPolicy, AccessorPolicy>::operator()(const std::array&) const': /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp:267:12: error: '__impl' has not been declared return __impl::template __callop(*this, indices); ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp:267:47: error: expected primary-expression before '>' token return __impl::template __callop(*this, indices); ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp: In member function 'constexpr std::experimental::basic_mdspan, LayoutPolicy, AccessorPolicy>::index_type std::experimental::basic_mdspan, LayoutPolicy, AccessorPolicy>::size() const': /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp:284:12: error: '__impl' has not been declared return __impl::__size(*this); ^ In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:52:0, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_left.hpp: At global scope: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_left.hpp:70:74: error: 'make_index_sequence' was not declared in this scope : public fixed_layout_common_impl, make_index_sequence, layout_left_idx_conditional> ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_left.hpp:70:109: error: wrong number of template arguments (2, should be 3) : public fixed_layout_common_impl, make_index_sequence, layout_left_idx_conditional> ^ In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_right.hpp:47:0, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/basic_mdspan.hpp:48, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:48, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/fixed_layout_impl.hpp:122:7: error: provided for 'template class std::experimental::detail::fixed_layout_common_impl' class fixed_layout_common_impl; ^ In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:52:0, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_left.hpp:70:139: error: expected '{' before '>' token : public fixed_layout_common_impl, make_index_sequence, layout_left_idx_conditional> ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_left.hpp:70:139: error: expected unqualified-id before '>' token In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:54:0, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_stride.hpp:79:19: error: 'make_index_sequence' does not name a type using idx_seq = make_index_sequence; ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_stride.hpp:104:22: error: 'index_sequence' was not declared in this scope struct __impl_impl> ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_stride.hpp:104:41: error: expected parameter pack before '...' struct __impl_impl> ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_stride.hpp:104:41: error: template argument 1 is invalid /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_stride.hpp:104:44: error: expected unqualified-id before '>' token struct __impl_impl> ^ In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:54:0, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_stride.hpp:131:30: error: 'make_index_sequence' was not declared in this scope using __impl = __impl_impl>; ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_stride.hpp:131:64: error: template argument 1 is invalid using __impl = __impl_impl>; ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_stride.hpp: In member function 'constexpr std::ptrdiff_t std::experimental::detail::layout_stride_impl, Strides ...>::operator()(Indices ...) const': /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_stride.hpp:292:12: error: '__impl' has not been declared return __impl::_call_op_impl(*this, idxs...); ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_stride.hpp: In member function 'constexpr std::ptrdiff_t std::experimental::detail::layout_stride_impl, Strides ...>::required_span_size() const': /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_stride.hpp:303:12: error: '__impl' has not been declared return __impl::_req_span_size_impl(*this); ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_stride.hpp: In member function 'constexpr bool std::experimental::detail::layout_stride_impl, Strides ...>::operator==(const std::experimental::detail::layout_stride_impl&) const': /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_stride.hpp:312:12: error: '__impl' has not been declared return __impl::_eq_impl(*this, other); ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_stride.hpp: In member function 'constexpr bool std::experimental::detail::layout_stride_impl, Strides ...>::operator!=(const std::experimental::detail::layout_stride_impl&) const': /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/layout_stride.hpp:318:12: error: '__impl' has not been declared return __impl::_not_eq_impl(*this, other); ^ In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:57:0, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/subspan.hpp: At global scope: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/subspan.hpp:190:9: error: 'make_index_sequence' does not name a type class=make_index_sequence<_OffsetsArray::__size>, ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/subspan.hpp:190:28: error: expected '>' before '<' token class=make_index_sequence<_OffsetsArray::__size>, ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/subspan.hpp:210:3: error: 'integer_sequence' was not declared in this scope integer_sequence, ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/subspan.hpp:210:42: error: wrong number of template arguments (6, should be 5) integer_sequence, ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/subspan.hpp:194:8: error: provided for 'template struct std::experimental::detail::__assign_op_slice_handler' struct __assign_op_slice_handler; ^ In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:57:0, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/subspan.hpp:409:56: error: 'std::integer_sequence' has not been declared auto _subspan_impl_helper(Src&& src, Handled&& h, std::integer_sequence) ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/subspan.hpp:409:72: error: expected ',' or '...' before '<' token auto _subspan_impl_helper(Src&& src, Handled&& h, std::integer_sequence) ^ In file included from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/accessor_basic.hpp:46:0, from /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/mdspan:46, from /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:2: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/subspan.hpp:423:1: error: 'std::experimental::detail::_subspan_impl' declared as an 'inline' variable _MDSPAN_DEDUCE_RETURN_TYPE_SINGLE_LINE( ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/subspan.hpp:423:1: error: template declaration of 'constexpr const auto std::experimental::detail::_subspan_impl' /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/subspan.hpp:423:1: error: 'integer_sequence' is not a member of 'std' _MDSPAN_DEDUCE_RETURN_TYPE_SINGLE_LINE( ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/subspan.hpp:423:1: error: expected primary-expression before ',' token _MDSPAN_DEDUCE_RETURN_TYPE_SINGLE_LINE( ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/subspan.hpp:423:1: error: expected ')' before '>' token _MDSPAN_DEDUCE_RETURN_TYPE_SINGLE_LINE( ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/subspan.hpp:423:1: error: expected primary-expression before 'const' _MDSPAN_DEDUCE_RETURN_TYPE_SINGLE_LINE( ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/subspan.hpp:423:1: error: expected primary-expression before '&&' token _MDSPAN_DEDUCE_RETURN_TYPE_SINGLE_LINE( ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/subspan.hpp:423:1: error: expected primary-expression before '...' token _MDSPAN_DEDUCE_RETURN_TYPE_SINGLE_LINE( ^ /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/include/experimental/__p0009_bits/subspan.hpp:434:7: error: expected unqualified-id before ')' token _MDSPAN_FOLD_ASSIGN_LEFT( ^ /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:14:1: error: expected '}' at end of input } ^ /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:14:1: error: expected '}' at end of input /home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/test_package.cpp:14:1: error: expected '}' at end of input make[2]: *** [CMakeFiles/test_package.dir/test_package.cpp.o] Error 1 make[1]: *** [CMakeFiles/test_package.dir/all] Error 2 make: *** [all] Error 2 mdspan/0.1.0: WARN: Lib folder doesn't exist, can't collect libraries: /home/conan/w/BuildSingleReference/.conan/data/mdspan/0.1.0/_/_/package/5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9/lib ERROR: mdspan/0.1.0 (test package): Error in build() method, line 12 cmake.build() ConanException: Error 2 while executing cmake --build '/home/conan/w/BuildSingleReference/conan-center-index/recipes/mdspan/all/test_package/build/dfae4d6ba682b8d9c5630c4c912db585c2a46c64' '--' '-j3'