57 lines
2.1 KiB
CMake
57 lines
2.1 KiB
CMake
include(Compiler/Clang)
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__compiler_clang(CXX)
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if(NOT "x${CMAKE_CXX_SIMULATE_ID}" STREQUAL "xMSVC")
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set(CMAKE_CXX_COMPILE_OPTIONS_VISIBILITY_INLINES_HIDDEN "-fvisibility-inlines-hidden")
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endif()
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cmake_policy(GET CMP0025 appleClangPolicy)
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if(WIN32 OR (APPLE AND NOT appleClangPolicy STREQUAL NEW))
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return()
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endif()
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if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 2.1)
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set(CMAKE_CXX98_STANDARD_COMPILE_OPTION "-std=c++98")
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set(CMAKE_CXX98_EXTENSION_COMPILE_OPTION "-std=gnu++98")
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endif()
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if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.1)
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set(CMAKE_CXX11_STANDARD_COMPILE_OPTION "-std=c++11")
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set(CMAKE_CXX11_EXTENSION_COMPILE_OPTION "-std=gnu++11")
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elseif(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 2.1)
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set(CMAKE_CXX11_STANDARD_COMPILE_OPTION "-std=c++0x")
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set(CMAKE_CXX11_EXTENSION_COMPILE_OPTION "-std=gnu++0x")
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endif()
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if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.5)
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set(CMAKE_CXX14_STANDARD_COMPILE_OPTION "-std=c++14")
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set(CMAKE_CXX14_EXTENSION_COMPILE_OPTION "-std=gnu++14")
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elseif(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.4)
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set(CMAKE_CXX14_STANDARD_COMPILE_OPTION "-std=c++1y")
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set(CMAKE_CXX14_EXTENSION_COMPILE_OPTION "-std=gnu++1y")
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endif()
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if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.4)
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if (NOT CMAKE_CXX_STANDARD_COMPUTED_DEFAULT)
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message(FATAL_ERROR "CMAKE_CXX_STANDARD_COMPUTED_DEFAULT should be set for ${CMAKE_CXX_COMPILER_ID} (${CMAKE_CXX_COMPILER}) version ${CMAKE_CXX_COMPILER_VERSION}")
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endif()
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set(CMAKE_CXX_STANDARD_DEFAULT ${CMAKE_CXX_STANDARD_COMPUTED_DEFAULT})
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endif()
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macro(cmake_record_cxx_compile_features)
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macro(_get_clang_features std_version list)
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record_compiler_features(CXX "${std_version}" ${list})
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endmacro()
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set(_result 0)
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if (UNIX AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.4)
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_get_clang_features(${CMAKE_CXX14_STANDARD_COMPILE_OPTION} CMAKE_CXX14_COMPILE_FEATURES)
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if (_result EQUAL 0)
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_get_clang_features(${CMAKE_CXX11_STANDARD_COMPILE_OPTION} CMAKE_CXX11_COMPILE_FEATURES)
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endif()
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if (_result EQUAL 0)
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_get_clang_features(${CMAKE_CXX98_STANDARD_COMPILE_OPTION} CMAKE_CXX98_COMPILE_FEATURES)
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endif()
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endif()
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endmacro()
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