config.phundrak.com/dev/conan-project/cmake/functions.cmake

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CMake
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2019-07-21 01:27:31 +00:00
INCLUDE(CheckCXXCompilerFlag)
function(enable_cxx_compiler_flag_if_supported flag)
string(FIND "${CMAKE_CXX_FLAGS}" "${flag}" flag_already_set)
if(flag_already_set EQUAL -1)
check_cxx_compiler_flag("${flag}" flag_supported)
if(flag_supported)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${flag}" PARENT_SCOPE)
endif()
unset(flag_supported CACHE)
endif()
endfunction()