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authorRobert Maynard <robert.maynard@kitware.com>2020-09-25 18:58:18 (GMT)
committerBrad King <brad.king@kitware.com>2020-09-28 13:07:54 (GMT)
commit90dead024c5adee57e5ea3f3c90aed297d41ce3a (patch)
tree421c29f6c1d89bd68f23b5ce8f7c7330396d2149 /Modules/CheckCXXCompilerFlag.cmake
parent0cd1ef0932dfb4c0c2c7d0eaa5d91a8593b3a3d7 (diff)
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CheckCompilerFlag: unified way to check compiler flags per language
Diffstat (limited to 'Modules/CheckCXXCompilerFlag.cmake')
-rw-r--r--Modules/CheckCXXCompilerFlag.cmake26
1 files changed, 5 insertions, 21 deletions
diff --git a/Modules/CheckCXXCompilerFlag.cmake b/Modules/CheckCXXCompilerFlag.cmake
index 544e9ac..ce49ae3 100644
--- a/Modules/CheckCXXCompilerFlag.cmake
+++ b/Modules/CheckCXXCompilerFlag.cmake
@@ -34,24 +34,8 @@ effect or even a specific one is beyond the scope of this module.
include_guard(GLOBAL)
include(CheckCXXSourceCompiles)
-include(CMakeCheckCompilerFlagCommonPatterns)
-
-function(check_cxx_compiler_flag _flag _var)
- set(CMAKE_REQUIRED_DEFINITIONS "${_flag}")
-
- # Normalize locale during test compilation.
- set(_locale_vars LC_ALL LC_MESSAGES LANG)
- foreach(v IN LISTS _locale_vars)
- set(_locale_vars_saved_${v} "$ENV{${v}}")
- set(ENV{${v}} C)
- endforeach()
- check_compiler_flag_common_patterns(_common_patterns)
- check_cxx_source_compiles("int main() { return 0; }" ${_var}
- # Some compilers do not fail with a bad flag
- FAIL_REGEX "command line option .* is valid for .* but not for C\\\\+\\\\+" # GNU
- ${_common_patterns}
- )
- foreach(v IN LISTS _locale_vars)
- set(ENV{${v}} ${_locale_vars_saved_${v}})
- endforeach()
-endfunction()
+include(CheckCompilerFlag)
+
+macro (CHECK_CXX_COMPILER_FLAG _FLAG _RESULT)
+ check_compiler_flag(CXX "${_FLAG}" ${_RESULT})
+endmacro ()