diff options
Diffstat (limited to 'Modules/Platform/Windows-Clang.cmake')
-rw-r--r-- | Modules/Platform/Windows-Clang.cmake | 31 |
1 files changed, 29 insertions, 2 deletions
diff --git a/Modules/Platform/Windows-Clang.cmake b/Modules/Platform/Windows-Clang.cmake index b317da650..02864c6b3 100644 --- a/Modules/Platform/Windows-Clang.cmake +++ b/Modules/Platform/Windows-Clang.cmake @@ -44,15 +44,22 @@ macro(__windows_compiler_clang_gnu lang) set(CMAKE_${lang}_USE_RESPONSE_FILE_FOR_LIBRARIES 1) set(CMAKE_${lang}_USE_RESPONSE_FILE_FOR_INCLUDES 1) + set(CMAKE_${lang}_COMPILE_OPTIONS_IPO "-flto") + set(_CMAKE_${lang}_IPO_SUPPORTED_BY_CMAKE YES) + set(_CMAKE_${lang}_IPO_MAY_BE_SUPPORTED_BY_COMPILER YES) + set(CMAKE_${lang}_ARCHIVE_CREATE_IPO "<CMAKE_AR> cr <TARGET> <LINK_FLAGS> <OBJECTS>") + set(CMAKE_${lang}_ARCHIVE_APPEND_IPO "<CMAKE_AR> r <TARGET> <LINK_FLAGS> <OBJECTS>") + set(CMAKE_${lang}_ARCHIVE_FINISH_IPO "<CMAKE_RANLIB> <TARGET>") + # Create archiving rules to support large object file lists for static libraries. set(CMAKE_${lang}_ARCHIVE_CREATE "<CMAKE_AR> qc <TARGET> <LINK_FLAGS> <OBJECTS>") set(CMAKE_${lang}_ARCHIVE_APPEND "<CMAKE_AR> q <TARGET> <LINK_FLAGS> <OBJECTS>") set(CMAKE_${lang}_ARCHIVE_FINISH "<CMAKE_RANLIB> <TARGET>") set(CMAKE_${lang}_CREATE_SHARED_LIBRARY - "<CMAKE_${lang}_COMPILER> -nostartfiles -nostdlib <CMAKE_SHARED_LIBRARY_${lang}_FLAGS> <LANGUAGE_COMPILE_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_${lang}_FLAGS> -o <TARGET> ${CMAKE_GNULD_IMAGE_VERSION} -Xlinker /implib:<TARGET_IMPLIB> -Xlinker /pdb:<TARGET_PDB> -Xlinker /version:<TARGET_VERSION_MAJOR>.<TARGET_VERSION_MINOR> <OBJECTS> <LINK_LIBRARIES>") + "<CMAKE_${lang}_COMPILER> -fuse-ld=lld-link -nostartfiles -nostdlib <CMAKE_SHARED_LIBRARY_${lang}_FLAGS> <LANGUAGE_COMPILE_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_${lang}_FLAGS> -o <TARGET> ${CMAKE_GNULD_IMAGE_VERSION} -Xlinker /implib:<TARGET_IMPLIB> -Xlinker /pdb:<TARGET_PDB> -Xlinker /version:<TARGET_VERSION_MAJOR>.<TARGET_VERSION_MINOR> <OBJECTS> <LINK_LIBRARIES>") set(CMAKE_${lang}_CREATE_SHARED_MODULE ${CMAKE_${lang}_CREATE_SHARED_LIBRARY}) set(CMAKE_${lang}_LINK_EXECUTABLE - "<CMAKE_${lang}_COMPILER> -nostartfiles -nostdlib <FLAGS> <CMAKE_${lang}_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> -Xlinker /implib:<TARGET_IMPLIB> -Xlinker /pdb:<TARGET_PDB> -Xlinker /version:<TARGET_VERSION_MAJOR>.<TARGET_VERSION_MINOR> ${CMAKE_GNULD_IMAGE_VERSION} <LINK_LIBRARIES>") + "<CMAKE_${lang}_COMPILER> -fuse-ld=lld-link -nostartfiles -nostdlib <FLAGS> <CMAKE_${lang}_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> -Xlinker /implib:<TARGET_IMPLIB> -Xlinker /pdb:<TARGET_PDB> -Xlinker /version:<TARGET_VERSION_MAJOR>.<TARGET_VERSION_MINOR> ${CMAKE_GNULD_IMAGE_VERSION} <LINK_LIBRARIES>") set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreaded -Xclang -flto-visibility-public-std -D_MT -Xclang --dependent-lib=libcmt) set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDLL -D_DLL -D_MT -Xclang --dependent-lib=msvcrt) @@ -73,6 +80,11 @@ macro(__windows_compiler_clang_gnu lang) string(APPEND CMAKE_${lang}_FLAGS_RELWITHDEBINFO_INIT " -O2 -g -DNDEBUG -Xclang -gcodeview ${__ADDED_FLAGS}") set(CMAKE_INCLUDE_SYSTEM_FLAG_${lang} "-isystem ") + set(CMAKE_PCH_EXTENSION .pch) + set(CMAKE_PCH_PROLOGUE "#pragma clang system_header") + set(CMAKE_${lang}_COMPILE_OPTIONS_USE_PCH -Xclang -include-pch -Xclang <PCH_FILE>) + set(CMAKE_${lang}_COMPILE_OPTIONS_CREATE_PCH -Xclang -emit-pch -Xclang -include -Xclang <PCH_HEADER>) + unset(__ADDED_FLAGS) unset(__ADDED_FLAGS_DEBUG) string(TOLOWER "${CMAKE_BUILD_TYPE}" BUILD_TYPE_LOWER) @@ -99,6 +111,21 @@ if("x${CMAKE_C_SIMULATE_ID}" STREQUAL "xMSVC" "or clang-cl as both C and C++ compilers.") endif() + if(NOT CMAKE_RC_COMPILER_INIT) + # Check if rc is already in the path + # This may happen in cases where the user is already in a visual studio environment when CMake is invoked + find_program(__RC_COMPILER_PATH NAMES rc) + + # Default to rc if it's available, otherwise fall back to llvm-rc + if(__RC_COMPILER_PATH) + set(CMAKE_RC_COMPILER_INIT rc) + else() + set(CMAKE_RC_COMPILER_INIT llvm-rc) + endif() + + unset(__RC_COMPILER_PATH CACHE) + endif() + if ( "x${CMAKE_CXX_COMPILER_FRONTEND_VARIANT}" STREQUAL "xMSVC" OR "x${CMAKE_C_COMPILER_FRONTEND_VARIANT}" STREQUAL "xMSVC" ) include(Platform/Windows-MSVC) |