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91 lines
3.6 KiB
91 lines
3.6 KiB
# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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# file Copyright.txt or https://cmake.org/licensing for details.
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include(Compiler/MSVC)
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__compiler_msvc(CXX)
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include(Compiler/CMakeCommonCompilerMacros)
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if ((CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 19.0.24215.1 AND
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CMAKE_CXX_COMPILER_VERSION VERSION_LESS 19.10) OR
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CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 19.10.25017)
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# VS 2015 Update 3 and above support language standard level flags,
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# with the default and minimum level being C++14.
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set(CMAKE_CXX98_STANDARD_COMPILE_OPTION "")
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set(CMAKE_CXX98_EXTENSION_COMPILE_OPTION "")
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set(CMAKE_CXX98_STANDARD__HAS_FULL_SUPPORT ON)
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set(CMAKE_CXX11_STANDARD_COMPILE_OPTION "")
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set(CMAKE_CXX11_EXTENSION_COMPILE_OPTION "")
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set(CMAKE_CXX14_STANDARD_COMPILE_OPTION "-std:c++14")
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set(CMAKE_CXX14_EXTENSION_COMPILE_OPTION "-std:c++14")
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if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 19.11.25505)
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set(CMAKE_CXX11_STANDARD__HAS_FULL_SUPPORT ON)
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set(CMAKE_CXX14_STANDARD__HAS_FULL_SUPPORT ON)
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set(CMAKE_CXX17_STANDARD_COMPILE_OPTION "-std:c++17")
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set(CMAKE_CXX17_EXTENSION_COMPILE_OPTION "-std:c++17")
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else()
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set(CMAKE_CXX17_STANDARD_COMPILE_OPTION "-std:c++latest")
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set(CMAKE_CXX17_EXTENSION_COMPILE_OPTION "-std:c++latest")
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endif()
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if(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 19.29.30129)
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set(CMAKE_CXX20_STANDARD_COMPILE_OPTION "-std:c++20")
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set(CMAKE_CXX20_EXTENSION_COMPILE_OPTION "-std:c++20")
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set(CMAKE_CXX23_STANDARD_COMPILE_OPTION "-std:c++latest")
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set(CMAKE_CXX23_EXTENSION_COMPILE_OPTION "-std:c++latest")
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elseif(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 19.12.25835)
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set(CMAKE_CXX20_STANDARD_COMPILE_OPTION "-std:c++latest")
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set(CMAKE_CXX20_EXTENSION_COMPILE_OPTION "-std:c++latest")
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endif()
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__compiler_check_default_language_standard(CXX 19.0 14)
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elseif (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 16.0)
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# MSVC has no specific options to set language standards, but set them as
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# empty strings anyways so the feature test infrastructure can at least check
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# to see if they are defined.
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set(CMAKE_CXX98_STANDARD_COMPILE_OPTION "")
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set(CMAKE_CXX98_EXTENSION_COMPILE_OPTION "")
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set(CMAKE_CXX11_STANDARD_COMPILE_OPTION "")
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set(CMAKE_CXX11_EXTENSION_COMPILE_OPTION "")
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set(CMAKE_CXX14_STANDARD_COMPILE_OPTION "")
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set(CMAKE_CXX14_EXTENSION_COMPILE_OPTION "")
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set(CMAKE_CXX17_STANDARD_COMPILE_OPTION "")
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set(CMAKE_CXX17_EXTENSION_COMPILE_OPTION "")
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set(CMAKE_CXX20_STANDARD_COMPILE_OPTION "")
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set(CMAKE_CXX20_EXTENSION_COMPILE_OPTION "")
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# There is no meaningful default for this
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set(CMAKE_CXX_STANDARD_DEFAULT "")
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# There are no compiler modes so we only need to test features once.
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# Override the default macro for this special case. Pretend that
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# all language standards are available so that at least compilation
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# can be attempted.
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macro(cmake_record_cxx_compile_features)
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list(APPEND CMAKE_CXX_COMPILE_FEATURES
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cxx_std_98
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cxx_std_11
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cxx_std_14
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cxx_std_17
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cxx_std_20
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cxx_std_23
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cxx_std_26
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)
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_record_compiler_features(CXX "" CMAKE_CXX_COMPILE_FEATURES)
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endmacro()
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endif()
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if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "19.34")
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string(CONCAT CMAKE_EXPERIMENTAL_CXX_SCANDEP_SOURCE
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"<CMAKE_CXX_COMPILER> <DEFINES> <INCLUDES> <FLAGS> <SOURCE> -nologo -TP"
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" -showIncludes"
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" -scanDependencies <DYNDEP_FILE>"
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" -Fo<OBJECT>")
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set(CMAKE_EXPERIMENTAL_CXX_SCANDEP_DEPFILE_FORMAT "msvc")
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set(CMAKE_EXPERIMENTAL_CXX_MODULE_MAP_FORMAT "msvc")
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set(CMAKE_EXPERIMENTAL_CXX_MODULE_MAP_FLAG "@<MODULE_MAP_FILE>")
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endif ()
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