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| author | Robert Maynard <robert.maynard@kitware.com> | 2019-03-27 19:44:37 (GMT) |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2019-04-09 12:44:56 (GMT) |
| commit | 646fb1a646a3b860e983f3d030dfd223c761d49f (patch) | |
| tree | 50598f673d9f8e7f18e9a001cecbf6be0d74b964 /Modules/Internal | |
| parent | 0d641fcfad232a6981f587a8ee077dcf08432843 (diff) | |
| download | CMake-646fb1a646a3b860e983f3d030dfd223c761d49f.zip CMake-646fb1a646a3b860e983f3d030dfd223c761d49f.tar.gz CMake-646fb1a646a3b860e983f3d030dfd223c761d49f.tar.bz2 | |
CompileFeatures: memoize C++ compilers with full language level support
Previously compilers that had full support for a language standard level
were still verified every time a new build directory was created. Now
we record this information and insert the correct granular compile
features instead of doing a `try_compile`.
Diffstat (limited to 'Modules/Internal')
| -rw-r--r-- | Modules/Internal/FeatureTesting.cmake | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Modules/Internal/FeatureTesting.cmake b/Modules/Internal/FeatureTesting.cmake index f7b3e96..75be473 100644 --- a/Modules/Internal/FeatureTesting.cmake +++ b/Modules/Internal/FeatureTesting.cmake @@ -99,3 +99,7 @@ macro(_has_compiler_features_c std) list(APPEND CMAKE_C${std}_COMPILE_FEATURES c_std_${std}) _has_compiler_features(C ${std} "${CMAKE_C${std}_STANDARD_COMPILE_OPTION}" CMAKE_C${std}_COMPILE_FEATURES) endmacro() +macro(_has_compiler_features_cxx std) + list(APPEND CMAKE_CXX${std}_COMPILE_FEATURES cxx_std_${std}) + _has_compiler_features(CXX ${std} "${CMAKE_CXX${std}_STANDARD_COMPILE_OPTION}" CMAKE_CXX${std}_COMPILE_FEATURES) +endmacro() |