Differential D2653 Diff 7613 cmake/modules/AddCompilerFlags.cmake

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cmake/modules/AddCompilerFlags.cmake

	# Allow to easily add flags for C and C++			# Allow to easily add flags for C and C++
	include(CheckCXXCompilerFlag)			include(CheckCXXCompilerFlag)
	include(CheckCCompilerFlag)			include(CheckCCompilerFlag)

				macro(build_test_name_from_flag TEST_NAME FLAG)
				# Remove leading '-' chars
				string(REGEX REPLACE "-*(.+)" "\\1" ${TEST_NAME} "${FLAG}")
				# Replace non printable char with '_'
				string(REGEX REPLACE "[^a-zA-Z0-9_]" "_" ${TEST_NAME} "${${TEST_NAME}}")
				# Append "_is_supported" to the test name
				string(APPEND ${TEST_NAME} "_is_supported")
				endmacro()

	function(add_c_compiler_flag)			function(add_c_compiler_flag)
	foreach(f ${ARGN})			foreach(f ${ARGN})
	CHECK_C_COMPILER_FLAG(${f} FLAG_IS_SUPPORTED)			build_test_name_from_flag(FLAG_IS_SUPPORTED ${f})
	if(FLAG_IS_SUPPORTED)			CHECK_C_COMPILER_FLAG(${f} ${FLAG_IS_SUPPORTED})
				deadalnixUnsubmitted Not Done Inline Actions Using a function and/or macro that take the language as argument would go a long way toward reducing code duplication. deadalnix: Using a function and/or macro that take the language as argument would go a long way toward…
				if(${FLAG_IS_SUPPORTED})
	string(APPEND CMAKE_C_FLAGS " ${f}")			string(APPEND CMAKE_C_FLAGS " ${f}")
	endif()			endif()
	endforeach()			endforeach()
	set(CMAKE_C_FLAGS ${CMAKE_C_FLAGS} PARENT_SCOPE)			set(CMAKE_C_FLAGS ${CMAKE_C_FLAGS} PARENT_SCOPE)
	endfunction()			endfunction()

	function(add_cxx_compiler_flag)			function(add_cxx_compiler_flag)
	foreach(f ${ARGN})			foreach(f ${ARGN})
	CHECK_CXX_COMPILER_FLAG(${f} FLAG_IS_SUPPORTED)			build_test_name_from_flag(FLAG_IS_SUPPORTED ${f})
	if(FLAG_IS_SUPPORTED)			CHECK_CXX_COMPILER_FLAG(${f} ${FLAG_IS_SUPPORTED})
				if(${FLAG_IS_SUPPORTED})
	string(APPEND CMAKE_CXX_FLAGS " ${f}")			string(APPEND CMAKE_CXX_FLAGS " ${f}")
	endif()			endif()
	endforeach()			endforeach()
	set(CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS} PARENT_SCOPE)			set(CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS} PARENT_SCOPE)
	endfunction()			endfunction()

	macro(add_compiler_flag)			macro(add_compiler_flag)
	add_c_compiler_flag(${ARGN})			add_c_compiler_flag(${ARGN})
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