Build type : Debug CMake Error in imaGL/CMakeLists.txt: Target "libImaGL" requires the language dialect "CXX20" (with compiler extensions), but CMake does not know the compile flags to use to enable it. CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY CMake Generate step failed. Build files cannot be regenerated correctly. [HOOK - conan-center.py] pre_export(): WARN: [FPIC OPTION (KB-H006)] This recipe does not include an 'fPIC' option. Make sure you are using the right casing imagl/0.1.0: WARN: Build folder is dirty, removing it: /home/conan/w/cci_PR-4225/.conan/data/imagl/0.1.0/_/_/build/3f6fd9a2f3d4cec314bd77639fb10dbcebb2d8c5 imagl/0.1.0: ERROR: Package '3f6fd9a2f3d4cec314bd77639fb10dbcebb2d8c5' build failed imagl/0.1.0: WARN: Build folder /home/conan/w/cci_PR-4225/.conan/data/imagl/0.1.0/_/_/build/3f6fd9a2f3d4cec314bd77639fb10dbcebb2d8c5 ERROR: imagl/0.1.0: Error in build() method, line 29 cmake.configure(source_folder=self.name + "-v" + self.version, defs={"STATIC_LIB": "OFF" if self.options.shared else "ON"}) ConanException: Error 1 while executing cd '/home/conan/w/cci_PR-4225/.conan/data/imagl/0.1.0/_/_/build/3f6fd9a2f3d4cec314bd77639fb10dbcebb2d8c5' && cmake -G "Unix Makefiles" -DCMAKE_BUILD_TYPE="Debug" -DCONAN_IN_LOCAL_CACHE="ON" -DCONAN_COMPILER="gcc" -DCONAN_COMPILER_VERSION="7" -DCONAN_CXX_FLAGS="-m64" -DCONAN_SHARED_LINKER_FLAGS="-m64" -DCONAN_C_FLAGS="-m64" -DCONAN_LIBCXX="libstdc++" -DBUILD_SHARED_LIBS="OFF" -DCMAKE_INSTALL_PREFIX="/home/conan/w/cci_PR-4225/.conan/data/imagl/0.1.0/_/_/package/3f6fd9a2f3d4cec314bd77639fb10dbcebb2d8c5" -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" -DCMAKE_VERBOSE_MAKEFILE="ON" -Wno-dev -DSTATIC_LIB="ON" '/home/conan/w/cci_PR-4225/.conan/data/imagl/0.1.0/_/_/build/3f6fd9a2f3d4cec314bd77639fb10dbcebb2d8c5/imagl-v0.1.0'