include(Compiler/GNU) __compiler_gnu(CXX) if (WIN32) if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.6) set(CMAKE_CXX_COMPILE_OPTIONS_VISIBILITY_INLINES_HIDDEN "-fno-keep-inline-dllexport") endif() else() if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.2) set(CMAKE_CXX_COMPILE_OPTIONS_VISIBILITY_INLINES_HIDDEN "-fvisibility-inlines-hidden") endif() endif() if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.4) # Supported since 4.3 set(CMAKE_CXX98_STANDARD_COMPILE_OPTION "-std=c++98") set(CMAKE_CXX98_EXTENSION_COMPILE_OPTION "-std=gnu++98") endif() if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.7) set(CMAKE_CXX11_STANDARD_COMPILE_OPTION "-std=c++11") set(CMAKE_CXX11_EXTENSION_COMPILE_OPTION "-std=gnu++11") elseif (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.4) # 4.3 supports 0x variants set(CMAKE_CXX11_STANDARD_COMPILE_OPTION "-std=c++0x") set(CMAKE_CXX11_EXTENSION_COMPILE_OPTION "-std=gnu++0x") endif() if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.9) set(CMAKE_CXX14_STANDARD_COMPILE_OPTION "-std=c++14") set(CMAKE_CXX14_EXTENSION_COMPILE_OPTION "-std=gnu++14") elseif (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.8) set(CMAKE_CXX14_STANDARD_COMPILE_OPTION "-std=c++1y") set(CMAKE_CXX14_EXTENSION_COMPILE_OPTION "-std=gnu++1y") endif() if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.4) if (NOT CMAKE_CXX_STANDARD_COMPUTED_DEFAULT) message(FATAL_ERROR "CMAKE_CXX_STANDARD_COMPUTED_DEFAULT should be set for ${CMAKE_CXX_COMPILER_ID} (${CMAKE_CXX_COMPILER}) version ${CMAKE_CXX_COMPILER_VERSION}") endif() set(CMAKE_CXX_STANDARD_DEFAULT ${CMAKE_CXX_STANDARD_COMPUTED_DEFAULT}) endif() macro(cmake_record_cxx_compile_features) macro(_get_gcc_features std_version list) record_compiler_features(CXX "${std_version}" ${list}) endmacro() set(_result 0) if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.8) _get_gcc_features(${CMAKE_CXX14_STANDARD_COMPILE_OPTION} CMAKE_CXX14_COMPILE_FEATURES) endif() if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.4) if (_result EQUAL 0) _get_gcc_features(${CMAKE_CXX11_STANDARD_COMPILE_OPTION} CMAKE_CXX11_COMPILE_FEATURES) endif() if (_result EQUAL 0) _get_gcc_features(${CMAKE_CXX98_STANDARD_COMPILE_OPTION} CMAKE_CXX98_COMPILE_FEATURES) endif() endif() endmacro()