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include(Compiler/Clang)
__compiler_clang(C)
if(NOT "x${CMAKE_C_SIMULATE_ID}" STREQUAL "xMSVC")
if((NOT DEFINED CMAKE_DEPENDS_USE_COMPILER OR CMAKE_DEPENDS_USE_COMPILER)
AND CMAKE_GENERATOR MATCHES "Makefiles"
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()
endif()
set(CMAKE_C_COMPILE_OPTIONS_EXPLICIT_LANGUAGE -x c)
if(NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.0)
set(CMAKE_C90_STANDARD_COMPILE_OPTION "-std=c90")
set(CMAKE_C90_EXTENSION_COMPILE_OPTION "-std=gnu90")
set(CMAKE_C90_STANDARD__HAS_FULL_SUPPORT ON)
set(CMAKE_C99_STANDARD_COMPILE_OPTION "-std=c99")
set(CMAKE_C99_EXTENSION_COMPILE_OPTION "-std=gnu99")
set(CMAKE_C99_STANDARD__HAS_FULL_SUPPORT ON)
set(CMAKE_C11_STANDARD_COMPILE_OPTION "-std=c11")
set(CMAKE_C11_EXTENSION_COMPILE_OPTION "-std=gnu11")
set(CMAKE_C11_STANDARD__HAS_FULL_SUPPORT ON)
endif()
if(CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 11.0)
set(CMAKE_C17_STANDARD_COMPILE_OPTION "-std=c17")
set(CMAKE_C17_EXTENSION_COMPILE_OPTION "-std=gnu17")
endif()
if(CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 11.0.3)
set(CMAKE_C23_STANDARD_COMPILE_OPTION "-std=c2x")
set(CMAKE_C23_EXTENSION_COMPILE_OPTION "-std=gnu2x")
endif()
__compiler_check_default_language_standard(C 4.0 99 9.1 11 12.0.5 17)
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