mirror of
https://gitlab.kitware.com/cmake/cmake.git
synced 2026-09-25 04:09:36 +03:00
Brad King
863cde8c19
The Intel Classic C++ compiler is based on EDG. It does not always define `__cplusplus` correctly, but does define feature macros that we can use to distinguish these modes.
76 lines
1.8 KiB
C++
76 lines
1.8 KiB
C++
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template <long l>
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struct Outputter;
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#define CXX_STD_98 199711L
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#define CXX_STD_11 201103L
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#define CXX_STD_14 201402L
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#define CXX_STD_17 201703L
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#define CXX_STD_20 202002L
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#define CXX_STD_23 202302L
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#if defined(__INTEL_COMPILER) && defined(_MSVC_LANG)
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# if _MSVC_LANG > CXX_STD_17
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# define CXX_STD _MSVC_LANG
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# elif _MSVC_LANG == CXX_STD_17 && defined(__cpp_aggregate_paren_init)
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# define CXX_STD CXX_STD_20
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# elif _MSVC_LANG > CXX_STD_14 && __cplusplus > CXX_STD_17
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# define CXX_STD CXX_STD_20
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# elif _MSVC_LANG > CXX_STD_14
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# define CXX_STD CXX_STD_17
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# elif defined(__INTEL_CXX11_MODE__) && defined(__cpp_aggregate_nsdmi)
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# define CXX_STD CXX_STD_14
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# elif defined(__INTEL_CXX11_MODE__)
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# define CXX_STD CXX_STD_11
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# else
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# define CXX_STD CXX_STD_98
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# endif
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#elif defined(_MSC_VER) && defined(_MSVC_LANG)
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# define CXX_STD _MSVC_LANG
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#elif defined(__INTEL_COMPILER)
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# if __cplusplus == CXX_STD_11 && defined(__cpp_namespace_attributes)
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# define CXX_STD CXX_STD_17
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# elif __cplusplus == CXX_STD_11 && defined(__cpp_aggregate_nsdmi)
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# define CXX_STD CXX_STD_14
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# else
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# define CXX_STD __cplusplus
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# endif
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#else
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# define CXX_STD __cplusplus
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#endif
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#if DEFAULT_CXX23
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# if CXX_STD <= CXX_STD_20
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Outputter<CXX_STD> o;
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# endif
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#elif DEFAULT_CXX20
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# if CXX_STD <= CXX_STD_17
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Outputter<CXX_STD> o;
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# endif
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#elif DEFAULT_CXX17
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# if CXX_STD <= CXX_STD_14
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Outputter<CXX_STD> o;
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# endif
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#elif DEFAULT_CXX14
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# if CXX_STD <= CXX_STD_11
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Outputter<CXX_STD> o;
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# endif
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#elif DEFAULT_CXX11
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# if CXX_STD != CXX_STD_11
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Outputter<CXX_STD> o;
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# endif
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#else
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# if !DEFAULT_CXX98
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# error Buildsystem error
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# endif
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# if CXX_STD != CXX_STD_98 && CXX_STD != 1 && \
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!defined(__GXX_EXPERIMENTAL_CXX0X__)
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Outputter<CXX_STD> o;
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# endif
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#endif
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int main()
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{
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return 0;
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}
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