1 # Distributed under the OSI-approved BSD 3-Clause License. See accompanying
2 # file Copyright.txt or https://cmake.org/licensing for details.
5 # This module is shared by multiple languages; use include blocker.
11 set(CMAKE_LIBRARY_PATH_FLAG "-LIBPATH:")
12 set(CMAKE_LINK_LIBRARY_FLAG "")
15 # hack: if a new cmake (which uses CMAKE_LINKER) runs on an old build tree
16 # (where link was hardcoded) and where CMAKE_LINKER isn't in the cache
17 # and still cmake didn't fail in CMakeFindBinUtils.cmake (because it isn't rerun)
18 # hardcode CMAKE_LINKER here to link, so it behaves as it did before, Alex
19 if(NOT DEFINED CMAKE_LINKER)
20 set(CMAKE_LINKER link)
23 if(CMAKE_VERBOSE_MAKEFILE)
26 set(CMAKE_CL_NOLOGO "/nologo")
29 if(CMAKE_SYSTEM_NAME STREQUAL "WindowsCE")
30 set(_PLATFORM_LINK_FLAGS " /subsystem:windowsce")
32 set(_PLATFORM_LINK_FLAGS "")
35 set(CMAKE_SUPPORT_WINDOWS_EXPORT_ALL_SYMBOLS 1)
36 if(NOT CMAKE_NO_BUILD_TYPE AND CMAKE_GENERATOR MATCHES "Visual Studio")
37 set (CMAKE_NO_BUILD_TYPE 1)
40 if("${CMAKE_GENERATOR}" MATCHES "Visual Studio")
47 if("x${CMAKE_C_COMPILER_ID}" STREQUAL "xMSVC")
48 set(_compiler_version ${CMAKE_C_COMPILER_VERSION})
49 elseif("x${CMAKE_CXX_COMPILER_ID}" STREQUAL "xMSVC")
50 set(_compiler_version ${CMAKE_CXX_COMPILER_VERSION})
51 elseif(CMAKE_C_SIMULATE_VERSION)
52 set(_compiler_version ${CMAKE_C_SIMULATE_VERSION})
53 elseif(CMAKE_CXX_SIMULATE_VERSION)
54 set(_compiler_version ${CMAKE_CXX_SIMULATE_VERSION})
55 elseif(CMAKE_Fortran_SIMULATE_VERSION)
56 set(_compiler_version ${CMAKE_Fortran_SIMULATE_VERSION})
57 elseif(CMAKE_CUDA_SIMULATE_VERSION)
58 set(_compiler_version ${CMAKE_CUDA_SIMULATE_VERSION})
59 elseif(CMAKE_C_COMPILER_VERSION)
60 set(_compiler_version ${CMAKE_C_COMPILER_VERSION})
62 set(_compiler_version ${CMAKE_CXX_COMPILER_VERSION})
64 if("${_compiler_version}" MATCHES "^([0-9]+)\\.([0-9]+)")
65 math(EXPR MSVC_VERSION "${CMAKE_MATCH_1}*100 + ${CMAKE_MATCH_2}")
67 message(FATAL_ERROR "MSVC compiler version not detected properly: ${_compiler_version}")
70 if(MSVC_VERSION GREATER_EQUAL 1930)
72 set(MSVC_TOOLSET_VERSION 143)
73 elseif(MSVC_VERSION GREATER_EQUAL 1920)
75 set(MSVC_TOOLSET_VERSION 142)
76 elseif(MSVC_VERSION GREATER_EQUAL 1910)
78 set(MSVC_TOOLSET_VERSION 141)
79 elseif(MSVC_VERSION EQUAL 1900)
81 set(MSVC_TOOLSET_VERSION 140)
82 elseif(MSVC_VERSION EQUAL 1800)
84 set(MSVC_TOOLSET_VERSION 120)
85 elseif(MSVC_VERSION EQUAL 1700)
87 set(MSVC_TOOLSET_VERSION 110)
88 elseif(MSVC_VERSION EQUAL 1600)
90 set(MSVC_TOOLSET_VERSION 100)
91 elseif(MSVC_VERSION EQUAL 1500)
93 set(MSVC_TOOLSET_VERSION 90)
94 elseif(MSVC_VERSION EQUAL 1400)
96 set(MSVC_TOOLSET_VERSION 80)
98 # We don't support MSVC_TOOLSET_VERSION for earlier compiler.
110 set(CMAKE_COMPILER_2005)
111 set(CMAKE_COMPILER_SUPPORTS_PDBTYPE)
112 if(NOT "${_compiler_version}" VERSION_LESS 20)
113 # We no longer provide per-version variables. Use MSVC_VERSION instead.
114 elseif(NOT "${_compiler_version}" VERSION_LESS 19)
116 elseif(NOT "${_compiler_version}" VERSION_LESS 18)
118 elseif(NOT "${_compiler_version}" VERSION_LESS 17)
120 elseif(NOT "${_compiler_version}" VERSION_LESS 16)
122 elseif(NOT "${_compiler_version}" VERSION_LESS 15)
124 elseif(NOT "${_compiler_version}" VERSION_LESS 14)
126 set(CMAKE_COMPILER_2005 1)
127 elseif(NOT "${_compiler_version}" VERSION_LESS 13.10)
129 elseif(NOT "${_compiler_version}" VERSION_LESS 13)
133 set(CMAKE_COMPILER_SUPPORTS_PDBTYPE 1)
137 if(MSVC_C_ARCHITECTURE_ID MATCHES 64 OR MSVC_CXX_ARCHITECTURE_ID MATCHES 64)
142 if(CMAKE_FORCE_WIN64 OR CMAKE_FORCE_IA64)
146 if("${MSVC_VERSION}" GREATER 1599)
147 set(MSVC_INCREMENTAL_DEFAULT ON)
150 # default to Debug builds
151 set(CMAKE_BUILD_TYPE_INIT Debug)
153 # Compute an architecture family from the architecture id.
155 set(_MSVC_${lang}_ARCHITECTURE_FAMILY "${MSVC_${lang}_ARCHITECTURE_ID}")
156 if(_MSVC_${lang}_ARCHITECTURE_FAMILY MATCHES "^ARM64EC")
157 set(_MSVC_${lang}_ARCHITECTURE_FAMILY "ARM64EC")
158 elseif(_MSVC_${lang}_ARCHITECTURE_FAMILY MATCHES "^ARM64")
159 set(_MSVC_${lang}_ARCHITECTURE_FAMILY "ARM64")
160 elseif(_MSVC_${lang}_ARCHITECTURE_FAMILY MATCHES "^ARM")
161 set(_MSVC_${lang}_ARCHITECTURE_FAMILY "ARM")
162 elseif(_MSVC_${lang}_ARCHITECTURE_FAMILY MATCHES "^SH")
163 set(_MSVC_${lang}_ARCHITECTURE_FAMILY "SHx")
167 cmake_policy(GET CMP0117 __WINDOWS_MSVC_CMP0117)
168 if(__WINDOWS_MSVC_CMP0117 STREQUAL "NEW")
173 unset(__WINDOWS_MSVC_CMP0117)
177 string(TOUPPER "${_MSVC_${lang}_ARCHITECTURE_FAMILY}" _MSVC_${lang}_ARCHITECTURE_FAMILY_UPPER)
180 if("${CMAKE_SYSTEM_VERSION}" MATCHES "^([0-9]+)\\.([0-9]+)")
181 math(EXPR _CE_VERSION "${CMAKE_MATCH_1}*100 + ${CMAKE_MATCH_2}")
182 elseif("${CMAKE_SYSTEM_VERSION}" STREQUAL "")
183 set(_CE_VERSION "500")
185 message(FATAL_ERROR "Invalid Windows CE version: ${CMAKE_SYSTEM_VERSION}")
188 set(_PLATFORM_DEFINES "/D_WIN32_WCE=0x${_CE_VERSION} /DUNDER_CE /DWINCE")
189 set(_PLATFORM_DEFINES_C " /D${_MSVC_C_ARCHITECTURE_FAMILY} /D_${_MSVC_C_ARCHITECTURE_FAMILY_UPPER}_")
190 set(_PLATFORM_DEFINES_CXX " /D${_MSVC_CXX_ARCHITECTURE_FAMILY} /D_${_MSVC_CXX_ARCHITECTURE_FAMILY_UPPER}_")
194 set(_FLAGS_CXX "${_GR} /EHsc")
197 if(_MSVC_${lang}_ARCHITECTURE_FAMILY STREQUAL "ARM")
198 string(APPEND _PLATFORM_DEFINES_${lang} " /D${MSVC_${lang}_ARCHITECTURE_ID}")
199 if(MSVC_${lang}_ARCHITECTURE_ID MATCHES "^ARMV([45])I$")
200 string(APPEND _FLAGS_${lang} " /QRarch${CMAKE_MATCH_1}T")
205 set(CMAKE_C_STANDARD_LIBRARIES_INIT "coredll.lib ole32.lib oleaut32.lib uuid.lib commctrl.lib")
206 foreach(t EXE SHARED MODULE)
207 string(APPEND CMAKE_${t}_LINKER_FLAGS_INIT " /NODEFAULTLIB:libc.lib /NODEFAULTLIB:oldnames.lib")
210 if (MSVC_VERSION LESS 1600)
211 string(APPEND CMAKE_C_STANDARD_LIBRARIES_INIT " corelibc.lib")
213 elseif(WINDOWS_PHONE OR WINDOWS_STORE)
214 set(_PLATFORM_DEFINES "/DWIN32")
215 set(_FLAGS_C " /DUNICODE /D_UNICODE")
216 set(_FLAGS_CXX " /DUNICODE /D_UNICODE${_GR} /EHsc")
217 if(WINDOWS_STORE AND MSVC_VERSION GREATER 1899)
218 set(CMAKE_C_STANDARD_LIBRARIES_INIT "WindowsApp.lib")
219 elseif(WINDOWS_PHONE)
220 set(CMAKE_C_STANDARD_LIBRARIES_INIT "WindowsPhoneCore.lib RuntimeObject.lib PhoneAppModelHost.lib")
221 elseif(_MSVC_C_ARCHITECTURE_FAMILY STREQUAL "ARM" OR _MSVC_CXX_ARCHITECTURE_FAMILY STREQUAL "ARM" OR _MSVC_C_ARCHITECTURE_FAMILY STREQUAL "ARM64" OR _MSVC_CXX_ARCHITECTURE_FAMILY STREQUAL "ARM64")
222 set(CMAKE_C_STANDARD_LIBRARIES_INIT "kernel32.lib user32.lib")
224 set(CMAKE_C_STANDARD_LIBRARIES_INIT "kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib")
227 set(_PLATFORM_DEFINES "/DWIN32")
228 if((_MSVC_C_ARCHITECTURE_FAMILY STREQUAL "ARM64EC") OR (_MSVC_CXX_ARCHITECTURE_FAMILY STREQUAL "ARM64EC"))
229 set(_PLATFORM_DEFINES "${_PLATFORM_DEFINES} /D_AMD64_ /DAMD64 /D_ARM64EC_ /DARM64EC")
231 if(_MSVC_C_ARCHITECTURE_FAMILY STREQUAL "ARM" OR _MSVC_CXX_ARCHITECTURE_FAMILY STREQUAL "ARM")
232 set(CMAKE_C_STANDARD_LIBRARIES_INIT "kernel32.lib user32.lib")
233 elseif(MSVC_VERSION GREATER 1310)
234 if(CMAKE_VS_PLATFORM_TOOLSET MATCHES "v[0-9]+_clang_.*")
235 # Clang/C2 in MSVC14 Update 1 seems to not support -fsantinize (yet?)
236 # set(_RTC1 "-fsantinize=memory,safe-stack")
237 set(_FLAGS_CXX " -frtti -fexceptions")
240 set(_FLAGS_CXX "${_GR} /EHsc")
242 set(CMAKE_C_STANDARD_LIBRARIES_INIT "kernel32.lib user32.lib gdi32.lib winspool.lib shell32.lib ole32.lib oleaut32.lib uuid.lib comdlg32.lib advapi32.lib")
245 set(_FLAGS_CXX "${_GR} /GX")
246 set(CMAKE_C_STANDARD_LIBRARIES_INIT "kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib")
249 if((_MSVC_C_ARCHITECTURE_FAMILY STREQUAL "ARM64EC") OR (_MSVC_CXX_ARCHITECTURE_FAMILY STREQUAL "ARM64EC"))
250 string(APPEND CMAKE_C_STANDARD_LIBRARIES_INIT " softintrin.lib")
253 if(MSVC_VERSION LESS 1310)
254 set(_FLAGS_C " /Zm1000${_FLAGS_C}")
255 set(_FLAGS_CXX " /Zm1000${_FLAGS_CXX}")
261 set(CMAKE_CXX_STANDARD_LIBRARIES_INIT "${CMAKE_C_STANDARD_LIBRARIES_INIT}")
263 # executable linker flags
264 set (CMAKE_LINK_DEF_FILE_FLAG "/DEF:")
265 # set the machine type
266 if(MSVC_C_ARCHITECTURE_ID)
267 if(MSVC_C_ARCHITECTURE_ID MATCHES "^ARMV.I")
268 set(_MACHINE_ARCH_FLAG "/machine:THUMB")
269 elseif(_MSVC_C_ARCHITECTURE_FAMILY STREQUAL "ARM64")
270 set(_MACHINE_ARCH_FLAG "/machine:ARM64")
271 elseif(_MSVC_C_ARCHITECTURE_FAMILY STREQUAL "ARM64EC")
272 set(_MACHINE_ARCH_FLAG "/machine:ARM64EC")
273 elseif(_MSVC_C_ARCHITECTURE_FAMILY STREQUAL "ARM")
274 set(_MACHINE_ARCH_FLAG "/machine:ARM")
276 set(_MACHINE_ARCH_FLAG "/machine:${MSVC_C_ARCHITECTURE_ID}")
278 elseif(MSVC_CXX_ARCHITECTURE_ID)
279 if(MSVC_CXX_ARCHITECTURE_ID MATCHES "^ARMV.I")
280 set(_MACHINE_ARCH_FLAG "/machine:THUMB")
281 elseif(_MSVC_CXX_ARCHITECTURE_FAMILY STREQUAL "ARM64")
282 set(_MACHINE_ARCH_FLAG "/machine:ARM64")
283 elseif(_MSVC_CXX_ARCHITECTURE_FAMILY STREQUAL "ARM64EC")
284 set(_MACHINE_ARCH_FLAG "/machine:ARM64EC")
285 elseif(_MSVC_CXX_ARCHITECTURE_FAMILY STREQUAL "ARM")
286 set(_MACHINE_ARCH_FLAG "/machine:ARM")
288 set(_MACHINE_ARCH_FLAG "/machine:${MSVC_CXX_ARCHITECTURE_ID}")
290 elseif(MSVC_Fortran_ARCHITECTURE_ID)
291 set(_MACHINE_ARCH_FLAG "/machine:${MSVC_Fortran_ARCHITECTURE_ID}")
294 # add /debug and /INCREMENTAL:YES to DEBUG and RELWITHDEBINFO also add pdbtype
295 # on versions that support it
296 set( MSVC_INCREMENTAL_YES_FLAG "")
297 if(NOT WINDOWS_PHONE AND NOT WINDOWS_STORE)
298 if(NOT MSVC_INCREMENTAL_DEFAULT)
299 set( MSVC_INCREMENTAL_YES_FLAG "/INCREMENTAL:YES")
301 set( MSVC_INCREMENTAL_YES_FLAG "/INCREMENTAL" )
305 foreach(t EXE SHARED MODULE)
306 string(APPEND CMAKE_${t}_LINKER_FLAGS_INIT " ${_MACHINE_ARCH_FLAG}")
307 if (CMAKE_COMPILER_SUPPORTS_PDBTYPE)
308 string(APPEND CMAKE_${t}_LINKER_FLAGS_DEBUG_INIT " /debug /pdbtype:sept ${MSVC_INCREMENTAL_YES_FLAG}")
309 string(APPEND CMAKE_${t}_LINKER_FLAGS_RELWITHDEBINFO_INIT " /debug /pdbtype:sept ${MSVC_INCREMENTAL_YES_FLAG}")
311 string(APPEND CMAKE_${t}_LINKER_FLAGS_DEBUG_INIT " /debug ${MSVC_INCREMENTAL_YES_FLAG}")
312 string(APPEND CMAKE_${t}_LINKER_FLAGS_RELWITHDEBINFO_INIT " /debug ${MSVC_INCREMENTAL_YES_FLAG}")
314 # for release and minsize release default to no incremental linking
315 string(APPEND CMAKE_${t}_LINKER_FLAGS_MINSIZEREL_INIT " /INCREMENTAL:NO")
316 string(APPEND CMAKE_${t}_LINKER_FLAGS_RELEASE_INIT " /INCREMENTAL:NO")
319 if((_MSVC_C_ARCHITECTURE_FAMILY STREQUAL "ARM64EC") OR (_MSVC_CXX_ARCHITECTURE_FAMILY STREQUAL "ARM64EC"))
320 string(APPEND CMAKE_STATIC_LINKER_FLAGS_INIT " /machine:ARM64X")
322 string(APPEND CMAKE_STATIC_LINKER_FLAGS_INIT " ${_MACHINE_ARCH_FLAG}")
324 unset(_MACHINE_ARCH_FLAG)
326 cmake_policy(GET CMP0091 __WINDOWS_MSVC_CMP0091)
327 if(__WINDOWS_MSVC_CMP0091 STREQUAL "NEW")
328 set(CMAKE_MSVC_RUNTIME_LIBRARY_DEFAULT "MultiThreaded$<$<CONFIG:Debug>:Debug>DLL")
330 set(CMAKE_MSVC_RUNTIME_LIBRARY_DEFAULT "")
332 unset(__WINDOWS_MSVC_CMP0091)
335 # Features for LINK_LIBRARY generator expression
336 if(MSVC_VERSION GREATER "1900")
337 ## WHOLE_ARCHIVE: Force loading all members of an archive
338 set(CMAKE_LINK_LIBRARY_USING_WHOLE_ARCHIVE "/WHOLEARCHIVE:<LIBRARY>")
339 set(CMAKE_LINK_LIBRARY_USING_WHOLE_ARCHIVE_SUPPORTED TRUE)
343 macro(__windows_compiler_msvc lang)
344 if(NOT MSVC_VERSION LESS 1400)
345 # for 2005 make sure the manifest is put in the dll with mt
346 set(_CMAKE_VS_LINK_DLL "<CMAKE_COMMAND> -E vs_link_dll --intdir=<OBJECT_DIR> --rc=<CMAKE_RC_COMPILER> --mt=<CMAKE_MT> --manifests <MANIFESTS> -- ")
347 set(_CMAKE_VS_LINK_EXE "<CMAKE_COMMAND> -E vs_link_exe --intdir=<OBJECT_DIR> --rc=<CMAKE_RC_COMPILER> --mt=<CMAKE_MT> --manifests <MANIFESTS> -- ")
349 set(CMAKE_${lang}_CREATE_SHARED_LIBRARY
350 "${_CMAKE_VS_LINK_DLL}<CMAKE_LINKER> ${CMAKE_CL_NOLOGO} <OBJECTS> ${CMAKE_START_TEMP_FILE} /out:<TARGET> /implib:<TARGET_IMPLIB> /pdb:<TARGET_PDB> /dll /version:<TARGET_VERSION_MAJOR>.<TARGET_VERSION_MINOR>${_PLATFORM_LINK_FLAGS} <LINK_FLAGS> <LINK_LIBRARIES> ${CMAKE_END_TEMP_FILE}")
352 set(CMAKE_${lang}_CREATE_SHARED_MODULE ${CMAKE_${lang}_CREATE_SHARED_LIBRARY})
353 set(CMAKE_${lang}_CREATE_STATIC_LIBRARY "<CMAKE_AR> ${CMAKE_CL_NOLOGO} <LINK_FLAGS> /out:<TARGET> <OBJECTS> ")
355 set(CMAKE_${lang}_COMPILE_OBJECT
356 "<CMAKE_${lang}_COMPILER> ${CMAKE_START_TEMP_FILE} ${CMAKE_CL_NOLOGO}${_COMPILE_${lang}} <DEFINES> <INCLUDES> <FLAGS> /Fo<OBJECT> /Fd<TARGET_COMPILE_PDB>${_FS_${lang}} -c <SOURCE>${CMAKE_END_TEMP_FILE}")
357 set(CMAKE_${lang}_CREATE_PREPROCESSED_SOURCE
358 "<CMAKE_${lang}_COMPILER> > <PREPROCESSED_SOURCE> ${CMAKE_START_TEMP_FILE} ${CMAKE_CL_NOLOGO}${_COMPILE_${lang}} <DEFINES> <INCLUDES> <FLAGS> -E <SOURCE>${CMAKE_END_TEMP_FILE}")
359 set(CMAKE_${lang}_CREATE_ASSEMBLY_SOURCE
360 "<CMAKE_${lang}_COMPILER> ${CMAKE_START_TEMP_FILE} ${CMAKE_CL_NOLOGO}${_COMPILE_${lang}} <DEFINES> <INCLUDES> <FLAGS> /FoNUL /FAs /Fa<ASSEMBLY_SOURCE> /c <SOURCE>${CMAKE_END_TEMP_FILE}")
362 set(CMAKE_${lang}_USE_RESPONSE_FILE_FOR_OBJECTS 1)
363 set(CMAKE_${lang}_LINK_EXECUTABLE
364 "${_CMAKE_VS_LINK_EXE}<CMAKE_LINKER> ${CMAKE_CL_NOLOGO} <OBJECTS> ${CMAKE_START_TEMP_FILE} /out:<TARGET> /implib:<TARGET_IMPLIB> /pdb:<TARGET_PDB> /version:<TARGET_VERSION_MAJOR>.<TARGET_VERSION_MINOR>${_PLATFORM_LINK_FLAGS} <CMAKE_${lang}_LINK_FLAGS> <LINK_FLAGS> <LINK_LIBRARIES>${CMAKE_END_TEMP_FILE}")
366 if(CMAKE_SYSTEM_NAME STREQUAL "WindowsCE")
367 set(CMAKE_${lang}_CREATE_WIN32_EXE "/entry:WinMainCRTStartup")
368 set(CMAKE_${lang}_CREATE_CONSOLE_EXE "/entry:mainACRTStartup")
370 set(CMAKE_${lang}_CREATE_WIN32_EXE "/subsystem:windows")
371 set(CMAKE_${lang}_CREATE_CONSOLE_EXE "/subsystem:console")
374 set(CMAKE_PCH_EXTENSION .pch)
375 set(CMAKE_LINK_PCH ON)
376 if (CMAKE_${lang}_COMPILER_ID STREQUAL "Clang")
377 set(CMAKE_PCH_PROLOGUE "#pragma clang system_header")
379 # macOS paths usually start with /Users/*. Unfortunately, clang-cl interprets
380 # paths starting with /U as macro undefines, so we need to put a -- before the
381 # input file path to force it to be treated as a path.
382 string(REPLACE "-c <SOURCE>" "-c -- <SOURCE>" CMAKE_${lang}_COMPILE_OBJECT "${CMAKE_${lang}_COMPILE_OBJECT}")
383 string(REPLACE "-c <SOURCE>" "-c -- <SOURCE>" CMAKE_${lang}_CREATE_PREPROCESSED_SOURCE "${CMAKE_${lang}_CREATE_PREPROCESSED_SOURCE}")
384 string(REPLACE "-c <SOURCE>" "-c -- <SOURCE>" CMAKE_${lang}_CREATE_ASSEMBLY_SOURCE "${CMAKE_${lang}_CREATE_ASSEMBLY_SOURCE}")
386 elseif(MSVC_VERSION GREATER_EQUAL 1913)
387 # At least MSVC toolet 14.13 from VS 2017 15.6
388 set(CMAKE_PCH_PROLOGUE "#pragma system_header")
390 if (NOT ${CMAKE_${lang}_COMPILER_ID} STREQUAL "Clang")
391 set(CMAKE_PCH_COPY_COMPILE_PDB ON)
393 set(CMAKE_${lang}_COMPILE_OPTIONS_USE_PCH /Yu<PCH_HEADER> /Fp<PCH_FILE> /FI<PCH_HEADER>)
394 set(CMAKE_${lang}_COMPILE_OPTIONS_CREATE_PCH /Yc<PCH_HEADER> /Fp<PCH_FILE> /FI<PCH_HEADER>)
396 if("x${CMAKE_${lang}_COMPILER_ID}" STREQUAL "xMSVC")
397 set(_CMAKE_${lang}_IPO_SUPPORTED_BY_CMAKE YES)
398 set(_CMAKE_${lang}_IPO_MAY_BE_SUPPORTED_BY_COMPILER YES)
400 set(CMAKE_${lang}_COMPILE_OPTIONS_IPO "/GL")
401 set(CMAKE_${lang}_LINK_OPTIONS_IPO "/INCREMENTAL:NO" "/LTCG")
402 string(REPLACE "<LINK_FLAGS> " "/LTCG <LINK_FLAGS> "
403 CMAKE_${lang}_CREATE_STATIC_LIBRARY_IPO "${CMAKE_${lang}_CREATE_STATIC_LIBRARY}")
404 elseif("x${CMAKE_${lang}_COMPILER_ID}" STREQUAL "xClang" OR
405 "x${CMAKE_${lang}_COMPILER_ID}" STREQUAL "xFlang")
406 set(_CMAKE_${lang}_IPO_SUPPORTED_BY_CMAKE YES)
407 set(_CMAKE_${lang}_IPO_MAY_BE_SUPPORTED_BY_COMPILER YES)
409 # '-flto=thin' available since Clang 3.9 and Xcode 8
410 # * http://clang.llvm.org/docs/ThinLTO.html#clang-llvm
411 # * https://trac.macports.org/wiki/XcodeVersionInfo
412 set(_CMAKE_LTO_THIN TRUE)
413 if(CMAKE_${lang}_COMPILER_VERSION VERSION_LESS 3.9)
414 set(_CMAKE_LTO_THIN FALSE)
418 set(CMAKE_${lang}_COMPILE_OPTIONS_IPO "-flto=thin")
420 set(CMAKE_${lang}_COMPILE_OPTIONS_IPO "-flto")
424 if("x${lang}" STREQUAL "xC" OR
425 "x${lang}" STREQUAL "xCXX")
426 if(CMAKE_MSVC_RUNTIME_LIBRARY_DEFAULT)
434 cmake_policy(GET CMP0092 _cmp0092)
435 if(_cmp0092 STREQUAL "NEW")
444 if(CMAKE_VS_PLATFORM_TOOLSET MATCHES "v[0-9]+_clang_.*")
445 # note: MSVC 14 2015 Update 1 sets -fno-ms-compatibility by default, but this does not allow one to compile many projects
446 # that include MS's own headers. CMake itself is affected project too.
447 string(APPEND CMAKE_${lang}_FLAGS_INIT " ${_PLATFORM_DEFINES}${_PLATFORM_DEFINES_${lang}} -fms-extensions -fms-compatibility -D_WINDOWS${_Wall}${_FLAGS_${lang}}")
448 string(APPEND CMAKE_${lang}_FLAGS_DEBUG_INIT "${_MDd} -gline-tables-only -fno-inline -O0 ${_RTC1}")
449 string(APPEND CMAKE_${lang}_FLAGS_RELEASE_INIT "${_MD} -O2 -DNDEBUG")
450 string(APPEND CMAKE_${lang}_FLAGS_RELWITHDEBINFO_INIT "${_MD} -gline-tables-only -O2 -fno-inline -DNDEBUG")
451 string(APPEND CMAKE_${lang}_FLAGS_MINSIZEREL_INIT "${_MD} -DNDEBUG") # TODO: Add '-Os' once VS generator maps it properly for Clang
453 string(APPEND CMAKE_${lang}_FLAGS_INIT " ${_PLATFORM_DEFINES}${_PLATFORM_DEFINES_${lang}} /D_WINDOWS${_W3}${_FLAGS_${lang}}")
454 string(APPEND CMAKE_${lang}_FLAGS_DEBUG_INIT "${_MDd} /Zi /Ob0 /Od ${_RTC1}")
455 string(APPEND CMAKE_${lang}_FLAGS_RELEASE_INIT "${_MD} /O2 /Ob2 /DNDEBUG")
456 string(APPEND CMAKE_${lang}_FLAGS_RELWITHDEBINFO_INIT "${_MD} /Zi /O2 /Ob1 /DNDEBUG")
457 string(APPEND CMAKE_${lang}_FLAGS_MINSIZEREL_INIT "${_MD} /O1 /Ob1 /DNDEBUG")
464 set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreaded -MT)
465 set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDLL -MD)
466 set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDebug -MTd)
467 set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDebugDLL -MDd)
469 set(CMAKE_${lang}_LINKER_SUPPORTS_PDB ON)
471 __windows_compiler_msvc_enable_rc("${_PLATFORM_DEFINES} ${_PLATFORM_DEFINES_${lang}}")
473 # define generic information about compiler dependencies
474 if (MSVC_VERSION GREATER 1300)
475 set(CMAKE_DEPFILE_FLAGS_${lang} "/showIncludes")
476 set(CMAKE_${lang}_DEPFILE_FORMAT msvc)
480 macro(__windows_compiler_msvc_enable_rc flags)
481 if(NOT CMAKE_RC_COMPILER_INIT)
482 set(CMAKE_RC_COMPILER_INIT rc)
484 if(NOT CMAKE_RC_FLAGS_INIT)
485 # llvm-rc fails when flags are specified with /D and no space after
486 string(REPLACE " /D" " -D" fixed_flags " ${flags}")
487 string(APPEND CMAKE_RC_FLAGS_INIT " ${fixed_flags}")
489 if(NOT CMAKE_RC_FLAGS_DEBUG_INIT)
490 string(APPEND CMAKE_RC_FLAGS_DEBUG_INIT " -D_DEBUG")
494 if(NOT DEFINED CMAKE_NINJA_CMCLDEPS_RC AND CMAKE_HOST_SYSTEM_NAME STREQUAL "Windows")
495 set(CMAKE_NINJA_CMCLDEPS_RC 1)