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authorRobert Maynard <robert.maynard@kitware.com>2019-04-12 18:39:57 (GMT)
committerRobert Maynard <robert.maynard@kitware.com>2019-04-12 18:39:57 (GMT)
commit8e4899fd6cb3518723710f7ba57d28ef058518c0 (patch)
treece8c4ff1b288c8636d4b082bddf2dd2c86d8c5b6 /Modules/Compiler/Clang-C.cmake
parent7f83e8033bd30ad112989f7dc17840fdf497586b (diff)
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CompileFeatures: Record which C features the MSVC compiler supports
Use the infrastructure added by commit f92ccbc306c20554af (CompileFeatures: memoize C compilers with full language level support) to avoid using a `try_compile` to check for C 90/99/11 feature support when the running compiler is known to have a fixed set of feature support.
Diffstat (limited to 'Modules/Compiler/Clang-C.cmake')
-rw-r--r--Modules/Compiler/Clang-C.cmake3
1 files changed, 3 insertions, 0 deletions
diff --git a/Modules/Compiler/Clang-C.cmake b/Modules/Compiler/Clang-C.cmake
index ff51d30..0448965 100644
--- a/Modules/Compiler/Clang-C.cmake
+++ b/Modules/Compiler/Clang-C.cmake
@@ -23,12 +23,15 @@ if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 3.4)
# clang-cl doesn't have any of these
set(CMAKE_C90_STANDARD_COMPILE_OPTION "")
set(CMAKE_C90_EXTENSION_COMPILE_OPTION "")
+ set(CMAKE_C90_STANDARD__HAS_FULL_SUPPORT ON)
set(CMAKE_C99_STANDARD_COMPILE_OPTION "")
set(CMAKE_C99_EXTENSION_COMPILE_OPTION "")
+ set(CMAKE_C99_STANDARD__HAS_FULL_SUPPORT ON)
set(CMAKE_C11_STANDARD_COMPILE_OPTION "")
set(CMAKE_C11_EXTENSION_COMPILE_OPTION "")
+ set(CMAKE_C11_STANDARD__HAS_FULL_SUPPORT ON)
endif()
endif()