diff options
| -rw-r--r-- | llvm/cmake/modules/HandleLLVMOptions.cmake | 19 |
1 files changed, 5 insertions, 14 deletions
diff --git a/llvm/cmake/modules/HandleLLVMOptions.cmake b/llvm/cmake/modules/HandleLLVMOptions.cmake index 8d9051cfdd7..d776285b80f 100644 --- a/llvm/cmake/modules/HandleLLVMOptions.cmake +++ b/llvm/cmake/modules/HandleLLVMOptions.cmake @@ -715,20 +715,11 @@ if(uppercase_LLVM_ENABLE_LTO STREQUAL "THIN") if(NOT LINKER_IS_LLD_LINK) append("-flto=thin" CMAKE_EXE_LINKER_FLAGS CMAKE_SHARED_LINKER_FLAGS) endif() - # If the linker supports it, enable the lto cache. This improves initial build - # time a little since we re-link a lot of the same objects, and significantly - # improves incremental build time. - # FIXME: We should move all this logic into the clang driver. - if(APPLE) - append("-Wl,-cache_path_lto,${PROJECT_BINARY_DIR}/lto.cache" - CMAKE_EXE_LINKER_FLAGS CMAKE_SHARED_LINKER_FLAGS) - elseif(UNIX AND LLVM_USE_LINKER STREQUAL "lld") - append("-Wl,--thinlto-cache-dir=${PROJECT_BINARY_DIR}/lto.cache" - CMAKE_EXE_LINKER_FLAGS CMAKE_SHARED_LINKER_FLAGS) - elseif(LLVM_USE_LINKER STREQUAL "gold") - append("-Wl,--plugin-opt,cache-dir=${PROJECT_BINARY_DIR}/lto.cache" - CMAKE_EXE_LINKER_FLAGS CMAKE_SHARED_LINKER_FLAGS) - endif() + # On darwin, enable the lto cache. This improves initial build time a little + # since we re-link a lot of the same objects, and significantly improves + # incremental build time. + append_if(APPLE "-Wl,-cache_path_lto,${PROJECT_BINARY_DIR}/lto.cache" + CMAKE_EXE_LINKER_FLAGS CMAKE_SHARED_LINKER_FLAGS) elseif(uppercase_LLVM_ENABLE_LTO STREQUAL "FULL") append("-flto=full" CMAKE_CXX_FLAGS CMAKE_C_FLAGS) if(NOT LINKER_IS_LLD_LINK) |
