12 lines
427 B
CMake
12 lines
427 B
CMake
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macro (append_compile_flag _flag)
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string (MAKE_C_IDENTIFIER ${_flag} _name)
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if (NOT __append_compile_flag_${_name})
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check_cxx_compiler_flag (${_flag} __append_compile_flag_${_name})
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if (__append_compile_flag_${_name})
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${_flag}")
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set (__append_compile_flag_${_name} 1 INTERNAL)
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endif ()
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endif ()
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endmacro(append_compile_flag)
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