diff options
Diffstat (limited to 'llvm/cmake/modules')
| -rw-r--r-- | llvm/cmake/modules/AddLLVM.cmake | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/llvm/cmake/modules/AddLLVM.cmake b/llvm/cmake/modules/AddLLVM.cmake index b5517d0b893..97ac96ed428 100644 --- a/llvm/cmake/modules/AddLLVM.cmake +++ b/llvm/cmake/modules/AddLLVM.cmake @@ -512,6 +512,10 @@ function(llvm_add_library name) add_dependencies(${objlib} ${LLVM_COMMON_DEPENDS}) endforeach() endif() + + if(ARG_SHARED OR ARG_MODULE) + llvm_externalize_debuginfo(${name}) + endif() endfunction() macro(add_llvm_library name) @@ -655,6 +659,8 @@ macro(add_llvm_executable name) if( LLVM_COMMON_DEPENDS ) add_dependencies( ${name} ${LLVM_COMMON_DEPENDS} ) endif( LLVM_COMMON_DEPENDS ) + + llvm_externalize_debuginfo(${name}) endmacro(add_llvm_executable name) function(export_executable_symbols target) @@ -1168,3 +1174,24 @@ function(add_llvm_tool_symlink name dest) endif() endif() endfunction() + +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() |
