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Fix CHECK_(C|CXX)_COMPILER_FLAG macro test 

The flag "-_this_is_not_a_flag_" was not rejected by GCC 4.0 on older
Mac OS X.  We now use "---_this_is_not_a_flag_" instead, which will
hopefully be rejected by all compilers.
This commit is contained in:
Brad King 2009-09-18 09:49:51 -04:00
parent 83957d9e0d
commit 997ae66cbb
1 changed files with 2 additions and 2 deletions
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4
Tests/TryCompile/CMakeLists.txt
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@ -202,10 +202,10 @@ TEST_ASSERT(CXX_RUN_SHOULD_WORK "CHECK_CXX_SOURCE_RUNS() failed")
UNSET(C_BOGUS_FLAG CACHE)
INCLUDE(CheckCCompilerFlag)
CHECK_C_COMPILER_FLAG(-_this_is_not_a_flag_ C_BOGUS_FLAG)
CHECK_C_COMPILER_FLAG(---_this_is_not_a_flag_ C_BOGUS_FLAG)
TEST_FAIL(C_BOGUS_FLAG "CHECK_C_COMPILER_FLAG() succeeded, but should have failed")
UNSET(CXX_BOGUS_FLAG CACHE)
INCLUDE(CheckCXXCompilerFlag)
CHECK_CXX_COMPILER_FLAG(-_this_is_not_a_flag_ CXX_BOGUS_FLAG)
CHECK_CXX_COMPILER_FLAG(---_this_is_not_a_flag_ CXX_BOGUS_FLAG)
TEST_FAIL(CXX_BOGUS_FLAG "CHECK_CXX_COMPILER_FLAG() succeeded, but should have failed")