Commit d44c0db0 authored by Zsolt Parragi's avatar Zsolt Parragi

clang: setup correct configuration in gnu mode

parent b7d5ef23
include(Compiler/Clang)
__compiler_clang(CXX)
if(NOT "x${CMAKE_CXX_SIMULATE_ID}" STREQUAL "xMSVC")
if("x${CMAKE_CXX_COMPILER_FRONTEND_VARIANT}" STREQUAL "xGNU")
set(CMAKE_CXX_COMPILE_OPTIONS_VISIBILITY_INLINES_HIDDEN "-fvisibility-inlines-hidden")
endif()
......@@ -10,7 +10,8 @@ if(APPLE AND NOT appleClangPolicy STREQUAL NEW)
return()
endif()
if(NOT "x${CMAKE_CXX_SIMULATE_ID}" STREQUAL "xMSVC")
if("x${CMAKE_CXX_COMPILER_FRONTEND_VARIANT}" STREQUAL "xGNU")
if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 2.1)
set(CMAKE_CXX98_STANDARD_COMPILE_OPTION "-std=c++98")
set(CMAKE_CXX98_EXTENSION_COMPILE_OPTION "-std=gnu++98")
......@@ -56,6 +57,14 @@ if(NOT "x${CMAKE_CXX_SIMULATE_ID}" STREQUAL "xMSVC")
unset(_clang_version_std17)
if("x${CMAKE_CXX_SIMULATE_ID}" STREQUAL "xMSVC")
# This clang++ is missing some features because of MSVC compatibility.
unset(CMAKE_CXX11_STANDARD__HAS_FULL_SUPPORT)
unset(CMAKE_CXX14_STANDARD__HAS_FULL_SUPPORT)
unset(CMAKE_CXX17_STANDARD__HAS_FULL_SUPPORT)
unset(CMAKE_CXX20_STANDARD__HAS_FULL_SUPPORT)
endif()
__compiler_check_default_language_standard(CXX 2.1 98)
elseif(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 3.9
AND CMAKE_CXX_SIMULATE_VERSION VERSION_GREATER_EQUAL 19.0)
......
......@@ -8,13 +8,120 @@ if(__WINDOWS_CLANG)
endif()
set(__WINDOWS_CLANG 1)
macro(__windows_compiler_clang_gnu lang)
set(CMAKE_LIBRARY_PATH_FLAG "-L")
set(CMAKE_LINK_LIBRARY_FLAG "-l")
set(CMAKE_IMPORT_LIBRARY_PREFIX "")
set(CMAKE_SHARED_LIBRARY_PREFIX "")
set(CMAKE_SHARED_MODULE_PREFIX "")
set(CMAKE_STATIC_LIBRARY_PREFIX "")
set(CMAKE_EXECUTABLE_SUFFIX ".exe")
set(CMAKE_IMPORT_LIBRARY_SUFFIX ".lib")
set(CMAKE_SHARED_LIBRARY_SUFFIX ".dll")
set(CMAKE_SHARED_MODULE_SUFFIX ".dll")
set(CMAKE_STATIC_LIBRARY_SUFFIX ".lib")
set(CMAKE_DEPFILE_FLAGS_${lang} "-MD -MT <OBJECT> -MF <DEPFILE>")
set(CMAKE_FIND_LIBRARY_PREFIXES "lib" "")
set(CMAKE_FIND_LIBRARY_SUFFIXES ".dll" ".dll.a" ".a" ".lib")
set(CMAKE_SUPPORT_WINDOWS_EXPORT_ALL_SYMBOLS 1)
set (CMAKE_LINK_DEF_FILE_FLAG "-Xlinker /DEF:")
if("${CMAKE_${lang}_SIMULATE_VERSION}" MATCHES "^([0-9]+)\\.([0-9]+)")
math(EXPR MSVC_VERSION "${CMAKE_MATCH_1}*100 + ${CMAKE_MATCH_2}")
endif()
# No -fPIC on Windows
set(CMAKE_${lang}_COMPILE_OPTIONS_PIC "")
set(CMAKE_${lang}_COMPILE_OPTIONS_PIE "")
set(_CMAKE_${lang}_PIE_MAY_BE_SUPPORTED_BY_LINKER NO)
set(CMAKE_${lang}_LINK_OPTIONS_PIE "")
set(CMAKE_${lang}_LINK_OPTIONS_NO_PIE "")
set(CMAKE_SHARED_LIBRARY_${lang}_FLAGS "")
set(CMAKE_${lang}_USE_RESPONSE_FILE_FOR_OBJECTS 1)
set(CMAKE_${lang}_USE_RESPONSE_FILE_FOR_LIBRARIES 1)
set(CMAKE_${lang}_USE_RESPONSE_FILE_FOR_INCLUDES 1)
# 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> ${CMAKE_GNULD_IMAGE_VERSION} -Xlinker /implib:<TARGET_IMPLIB> -Xlinker /pdb:<TARGET_PDB> -Xlinker /version:<TARGET_VERSION_MAJOR>.<TARGET_VERSION_MINOR> <OBJECTS> <LINK_LIBRARIES>")
set(CMAKE_${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> ${CMAKE_GNULD_IMAGE_VERSION} <LINK_LIBRARIES>")
set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreaded -Xclang -flto-visibility-public-std -D_MT -Xclang --dependent-lib=libcmt)
set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDLL -D_DLL -D_MT -Xclang --dependent-lib=msvcrt)
set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDebug -D_DEBUG -Xclang -flto-visibility-public-std -D_MT -Xclang --dependent-lib=libcmtd)
set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDebugDLL -D_DEBUG -D_DLL -D_MT -Xclang --dependent-lib=msvcrtd)
if(CMAKE_MSVC_RUNTIME_LIBRARY_DEFAULT)
set(__ADDED_FLAGS "")
set(__ADDED_FLAGS_DEBUG "")
else()
set(__ADDED_FLAGS_DEBUG "-D_DEBUG -D_DLL -D_MT -Xclang --dependent-lib=msvcrtd")
set(__ADDED_FLAGS "-D_DLL -D_MT -Xclang --dependent-lib=msvcrt")
endif()
string(APPEND CMAKE_${lang}_FLAGS_DEBUG_INIT " -g -Xclang -gcodeview -O0 ${__ADDED_FLAGS_DEBUG}")
string(APPEND CMAKE_${lang}_FLAGS_MINSIZEREL_INIT " -Os -DNDEBUG ${__ADDED_FLAGS}")
string(APPEND CMAKE_${lang}_FLAGS_RELEASE_INIT " -O3 -DNDEBUG ${__ADDED_FLAGS}")
string(APPEND CMAKE_${lang}_FLAGS_RELWITHDEBINFO_INIT " -O2 -g -DNDEBUG -Xclang -gcodeview ${__ADDED_FLAGS}")
set(CMAKE_INCLUDE_SYSTEM_FLAG_${lang} "-isystem ")
unset(__ADDED_FLAGS)
unset(__ADDED_FLAGS_DEBUG)
string(TOLOWER "${CMAKE_BUILD_TYPE}" BUILD_TYPE_LOWER)
set(CMAKE_${lang}_STANDARD_LIBRARIES_INIT "-lkernel32 -luser32 -lgdi32 -lwinspool -lshell32 -lole32 -loleaut32 -luuid -lcomdlg32 -ladvapi32 -loldnames")
enable_language(RC)
endmacro()
if("x${CMAKE_C_SIMULATE_ID}" STREQUAL "xMSVC"
OR "x${CMAKE_CXX_SIMULATE_ID}" STREQUAL "xMSVC")
include(Platform/Windows-MSVC)
macro(__windows_compiler_clang lang)
set(_COMPILE_${lang} "${_COMPILE_${lang}_MSVC}")
__windows_compiler_msvc(${lang})
endmacro()
if ( DEFINED CMAKE_C_COMPILER_ID AND DEFINED CMAKE_CXX_COMPILER_ID
AND NOT "x${CMAKE_C_COMPILER_ID}" STREQUAL "x${CMAKE_CXX_COMPILER_ID}")
message(FATAL_ERROR "The current configuration mixes Clang and MSVC or "
"some other CL compatible compiler tool. This is not supported. "
"Use either clang or MSVC as both C and C++ compilers.")
endif()
if ( DEFINED CMAKE_C_COMPILER_FRONTEND_VARIANT AND DEFINED CMAKE_CXX_COMPILER_FRONTEND_VARIANT
AND NOT "x${CMAKE_C_COMPILER_FRONTEND_VARIANT}" STREQUAL "x${CMAKE_CXX_COMPILER_FRONTEND_VARIANT}")
message(FATAL_ERROR "The current configuration uses the Clang compiler "
"tool with mixed frontend variants, both the GNU and in MSVC CL "
"like variants. This is not supported. Use either clang/clang++ "
"or clang-cl as both C and C++ compilers.")
endif()
if ( "x${CMAKE_CXX_COMPILER_FRONTEND_VARIANT}" STREQUAL "xMSVC" OR "x${CMAKE_C_COMPILER_FRONTEND_VARIANT}" STREQUAL "xMSVC" )
include(Platform/Windows-MSVC)
macro(__windows_compiler_clang lang)
set(_COMPILE_${lang} "${_COMPILE_${lang}_MSVC}")
__windows_compiler_msvc(${lang})
endmacro()
else()
cmake_policy(GET CMP0091 __WINDOWS_CLANG_CMP0091)
if(__WINDOWS_CLANG_CMP0091 STREQUAL "NEW")
set(CMAKE_MSVC_RUNTIME_LIBRARY_DEFAULT "MultiThreaded$<$<CONFIG:Debug>:Debug>DLL")
else()
set(CMAKE_MSVC_RUNTIME_LIBRARY_DEFAULT "")
endif()
unset(__WINDOWS_CLANG_CMP0091)
set(CMAKE_BUILD_TYPE_INIT Debug)
macro(__windows_compiler_clang lang)
__windows_compiler_clang_gnu(${lang})
endmacro()
endif()
else()
include(Platform/Windows-GNU)
macro(__windows_compiler_clang lang)
......
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