mirror/CMake
1
0
Fork 0
mirror of https://github.com/Kitware/CMake.git synced 2026-01-11 00:11:07 -06:00
Code Issues Packages Projects Releases Wiki Activity

Intel: Fix detection of C++ 14/17 modes on Linux/macOS

Browse Source 
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.
This commit is contained in:
Brad King
2024-04-04 17:45:01 -04:00
parent 1e774a86d3
commit 863cde8c19
2 changed files with 16 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
Modules/CMakeCXXCompilerId.cpp.in
View File

@@ -58,6 +58,14 @@ char const *info_cray = "INFO" ":" "compiler_wrapper[CrayPrgEnv]";
# endif
#elif defined(_MSC_VER) && defined(_MSVC_LANG)
# define CXX_STD _MSVC_LANG
#elif defined(__INTEL_COMPILER)
# if __cplusplus == CXX_STD_11 && defined(__cpp_namespace_attributes)
# define CXX_STD CXX_STD_17
# elif __cplusplus == CXX_STD_11 && defined(__cpp_aggregate_nsdmi)
# define CXX_STD CXX_STD_14
# else
# define CXX_STD __cplusplus
# endif
#else
# define CXX_STD __cplusplus
#endif

8
Tests/CompileFeatures/default_dialect.cpp
View File

@@ -27,6 +27,14 @@ struct Outputter;
# endif
#elif defined(_MSC_VER) && defined(_MSVC_LANG)
# define CXX_STD _MSVC_LANG
#elif defined(__INTEL_COMPILER)
# if __cplusplus == CXX_STD_11 && defined(__cpp_namespace_attributes)
# define CXX_STD CXX_STD_17
# elif __cplusplus == CXX_STD_11 && defined(__cpp_aggregate_nsdmi)
# define CXX_STD CXX_STD_14
# else
# define CXX_STD __cplusplus
# endif
#else
# define CXX_STD __cplusplus
#endif