| include(Compiler/IntelLLVM) |
| __compiler_intel_llvm(C) |
| |
| if("x${CMAKE_C_COMPILER_FRONTEND_VARIANT}" STREQUAL "xMSVC") |
| set(CMAKE_C_COMPILE_OPTIONS_EXPLICIT_LANGUAGE -TC) |
| set(CMAKE_C_CLANG_TIDY_DRIVER_MODE "cl") |
| if((NOT DEFINED CMAKE_DEPENDS_USE_COMPILER OR CMAKE_DEPENDS_USE_COMPILER) |
| AND CMAKE_GENERATOR MATCHES "Makefiles|WMake" |
| AND CMAKE_DEPFILE_FLAGS_C) |
| set(CMAKE_C_DEPENDS_USE_COMPILER TRUE) |
| endif() |
| else() |
| set(CMAKE_C_COMPILE_OPTIONS_EXPLICIT_LANGUAGE -x c) |
| if((NOT DEFINED CMAKE_DEPENDS_USE_COMPILER OR CMAKE_DEPENDS_USE_COMPILER) |
| AND CMAKE_GENERATOR MATCHES "Makefiles|WMake" |
| AND CMAKE_DEPFILE_FLAGS_C) |
| # dependencies are computed by the compiler itself |
| set(CMAKE_C_DEPFILE_FORMAT gcc) |
| set(CMAKE_C_DEPENDS_USE_COMPILER TRUE) |
| endif() |
| |
| string(APPEND CMAKE_C_FLAGS_MINSIZEREL_INIT " -DNDEBUG") |
| string(APPEND CMAKE_C_FLAGS_RELEASE_INIT " -DNDEBUG") |
| string(APPEND CMAKE_C_FLAGS_RELWITHDEBINFO_INIT " -DNDEBUG") |
| endif() |
| |
| set(CMAKE_C90_STANDARD__HAS_FULL_SUPPORT ON) |
| set(CMAKE_C99_STANDARD__HAS_FULL_SUPPORT ON) |
| set(CMAKE_C11_STANDARD__HAS_FULL_SUPPORT ON) |
| |
| if(NOT "x${CMAKE_C_SIMULATE_ID}" STREQUAL "xMSVC") |
| set(CMAKE_C90_STANDARD_COMPILE_OPTION "-std=c90") |
| set(CMAKE_C90_EXTENSION_COMPILE_OPTION "-std=gnu90") |
| |
| set(CMAKE_C99_STANDARD_COMPILE_OPTION "-std=c99") |
| set(CMAKE_C99_EXTENSION_COMPILE_OPTION "-std=gnu99") |
| |
| set(CMAKE_C11_STANDARD_COMPILE_OPTION "-std=c11") |
| set(CMAKE_C11_EXTENSION_COMPILE_OPTION "-std=gnu11") |
| |
| set(CMAKE_C17_STANDARD_COMPILE_OPTION "-std=c17") |
| set(CMAKE_C17_EXTENSION_COMPILE_OPTION "-std=gnu17") |
| else() |
| # clang-cl doesn't have any of these |
| set(CMAKE_C90_STANDARD_COMPILE_OPTION "") |
| set(CMAKE_C90_EXTENSION_COMPILE_OPTION "") |
| |
| set(CMAKE_C99_STANDARD_COMPILE_OPTION "") |
| set(CMAKE_C99_EXTENSION_COMPILE_OPTION "") |
| |
| set(CMAKE_C11_STANDARD_COMPILE_OPTION "") |
| set(CMAKE_C11_EXTENSION_COMPILE_OPTION "") |
| |
| set(CMAKE_C17_STANDARD_COMPILE_OPTION "") |
| set(CMAKE_C17_EXTENSION_COMPILE_OPTION "") |
| endif() |
| |
| if(NOT "x${CMAKE_C_SIMULATE_ID}" STREQUAL "xMSVC") |
| __compiler_check_default_language_standard(C 2020 17) |
| else() |
| set(CMAKE_C_STANDARD_DEFAULT "") |
| endif() |