+function(llvm_externalize_debuginfo name)
+ if(NOT LLVM_EXTERNALIZE_DEBUGINFO)
+ return()
+ endif()
+
+ if(APPLE)
+ if(CMAKE_CXX_FLAGS MATCHES "-flto"
+ OR CMAKE_CXX_FLAGS_${uppercase_CMAKE_BUILD_TYPE} MATCHES "-flto")
+
+ set(lto_object ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/${name}-lto.o)
+ set_target_properties(${name} PROPERTIES
+ LINK_FLAGS "-Wl,-object_path_lto -Wl,${lto_object}")
+ endif()
+ add_custom_command(TARGET ${name} POST_BUILD
+ COMMAND xcrun dsymutil $<TARGET_FILE:${name}>
+ COMMAND xcrun strip -Sl $<TARGET_FILE:${name}>)
+ else()
+ message(FATAL_ERROR "LLVM_EXTERNALIZE_DEBUGINFO isn't implemented for non-darwin platforms!")
+ endif()
+endfunction()