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[CMake] Put -Werror to CMAKE_CXX_FLAGS instead of using add_llvm_definitions()

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add_definitions shouldn't really be used for compiler flags, and the variable
LLVM_DEFINITIONS is not appropriately used at the moment, e.g. it's not exported
to LLVMConfig.cmake


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@203792 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Alexey Samsonov 2014-03-13 13:08:47 +00:00
parent 383470ec14
commit b9aefe6d09
1 changed files with 1 additions and 3 deletions
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4
cmake/modules/HandleLLVMOptions.cmake
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@ -307,9 +307,7 @@ elseif( LLVM_COMPILER_IS_GCC_COMPATIBLE )
check_cxx_compiler_flag("-Werror -Wnon-virtual-dtor" CXX_SUPPORTS_NON_VIRTUAL_DTOR_FLAG)
append_if(CXX_SUPPORTS_NON_VIRTUAL_DTOR_FLAG "-Wnon-virtual-dtor" CMAKE_CXX_FLAGS)
endif (LLVM_ENABLE_WARNINGS)
if (LLVM_ENABLE_WERROR)
add_llvm_definitions( -Werror )
endif (LLVM_ENABLE_WERROR)
append_if(LLVM_ENABLE_WERROR "-Werror" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
if (LLVM_ENABLE_CXX1Y)
check_cxx_compiler_flag("-std=c++1y" CXX_SUPPORTS_CXX1Y)
append_if(CXX_SUPPORTS_CXX1Y "-std=c++1y" CMAKE_CXX_FLAGS)