diff options
Diffstat (limited to 'Tests/RunCMake/CheckCompilerFlag/CheckCXXCompilerFlag.cmake')
| -rw-r--r-- | Tests/RunCMake/CheckCompilerFlag/CheckCXXCompilerFlag.cmake | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Tests/RunCMake/CheckCompilerFlag/CheckCXXCompilerFlag.cmake b/Tests/RunCMake/CheckCompilerFlag/CheckCXXCompilerFlag.cmake index 4b20ebd..dec31ec 100644 --- a/Tests/RunCMake/CheckCompilerFlag/CheckCXXCompilerFlag.cmake +++ b/Tests/RunCMake/CheckCompilerFlag/CheckCXXCompilerFlag.cmake @@ -4,6 +4,10 @@ include(CheckCompilerFlag) set(CXX 1) # test that this is tolerated +# test that the check uses an isolated locale +set(_env_LC_ALL "${LC_ALL}") +set(ENV{LC_ALL} "BAD") + check_compiler_flag(CXX "-_this_is_not_a_flag_" SHOULD_FAIL) if(SHOULD_FAIL) message(SEND_ERROR "invalid CXX compile flag didn't fail.") @@ -15,3 +19,8 @@ if(CMAKE_CXX_COMPILER_ID MATCHES "GNU|LCC|Clang" AND NOT "x${CMAKE_CXX_SIMULATE_ message(SEND_ERROR "${CMAKE_CXX_COMPILER_ID} compiler flag '-x c++' check failed") endif() endif() + +if(NOT "$ENV{LC_ALL}" STREQUAL "BAD") + message(SEND_ERROR "ENV{LC_ALL} was not preserved by check_compiler_flag") +endif() +set(ENV{LC_ALL} ${_env_LC_ALL}) |