Files
CMake/Modules/Compiler/Clang-CXX.cmake
T
Brad King 3fe8e33f27 Clang: Record Clang 16.0 flags for our experimental C++ modules support
LLVM/Clang 16.0 now contains official support for what CMake needs.
2023-03-03 12:44:53 -05:00

46 lines
1.6 KiB
CMake

include(Compiler/Clang)
__compiler_clang(CXX)
__compiler_clang_cxx_standards(CXX)
if("x${CMAKE_CXX_COMPILER_FRONTEND_VARIANT}" STREQUAL "xGNU")
if((NOT DEFINED CMAKE_DEPENDS_USE_COMPILER OR CMAKE_DEPENDS_USE_COMPILER)
AND CMAKE_GENERATOR MATCHES "Makefiles|WMake"
AND CMAKE_DEPFILE_FLAGS_CXX)
# dependencies are computed by the compiler itself
set(CMAKE_CXX_DEPFILE_FORMAT gcc)
set(CMAKE_CXX_DEPENDS_USE_COMPILER TRUE)
endif()
set(CMAKE_CXX_COMPILE_OPTIONS_EXPLICIT_LANGUAGE -x c++)
set(CMAKE_CXX_COMPILE_OPTIONS_VISIBILITY_INLINES_HIDDEN "-fvisibility-inlines-hidden")
endif()
cmake_policy(GET CMP0025 appleClangPolicy)
if(APPLE AND NOT appleClangPolicy STREQUAL NEW)
return()
endif()
if("x${CMAKE_CXX_COMPILER_FRONTEND_VARIANT}" STREQUAL "xMSVC")
set(CMAKE_CXX_CLANG_TIDY_DRIVER_MODE "cl")
set(CMAKE_CXX_INCLUDE_WHAT_YOU_USE_DRIVER_MODE "cl")
if((NOT DEFINED CMAKE_DEPENDS_USE_COMPILER OR CMAKE_DEPENDS_USE_COMPILER)
AND CMAKE_GENERATOR MATCHES "Makefiles"
AND CMAKE_DEPFILE_FLAGS_CXX)
set(CMAKE_CXX_DEPENDS_USE_COMPILER TRUE)
endif()
endif()
if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 16.0)
string(CONCAT CMAKE_EXPERIMENTAL_CXX_SCANDEP_SOURCE
"${CMAKE_CXX_COMPILER_CLANG_SCAN_DEPS}"
" -format=p1689"
" --"
" <CMAKE_CXX_COMPILER> <DEFINES> <INCLUDES> <FLAGS>"
" -x c++ <SOURCE> -c -o <OBJECT>"
" -MT <DYNDEP_FILE>"
" -MD -MF <DEP_FILE>"
" > <DYNDEP_FILE>")
set(CMAKE_EXPERIMENTAL_CXX_MODULE_MAP_FORMAT "clang")
set(CMAKE_EXPERIMENTAL_CXX_MODULE_MAP_FLAG "@<MODULE_MAP_FILE>")
endif ()