| include(Compiler/Clang-OBJC) |
| |
| if((NOT DEFINED CMAKE_DEPENDS_USE_COMPILER OR CMAKE_DEPENDS_USE_COMPILER) |
| AND CMAKE_GENERATOR MATCHES "Makefiles" |
| AND CMAKE_DEPFILE_FLAGS_OBJC) |
| # dependencies are computed by the compiler itself |
| set(CMAKE_OBJC_DEPFILE_FORMAT gcc) |
| set(CMAKE_OBJC_DEPENDS_USE_COMPILER TRUE) |
| endif() |
| |
| |
| if(NOT CMAKE_OBJC_COMPILER_VERSION VERSION_LESS 4.0) |
| set(CMAKE_OBJC90_STANDARD_COMPILE_OPTION "-std=c90") |
| set(CMAKE_OBJC90_EXTENSION_COMPILE_OPTION "-std=gnu90") |
| set(CMAKE_OBJC90_STANDARD__HAS_FULL_SUPPORT ON) |
| |
| set(CMAKE_OBJC99_STANDARD_COMPILE_OPTION "-std=c99") |
| set(CMAKE_OBJC99_EXTENSION_COMPILE_OPTION "-std=gnu99") |
| set(CMAKE_OBJC99_STANDARD__HAS_FULL_SUPPORT ON) |
| |
| set(CMAKE_OBJC11_STANDARD_COMPILE_OPTION "-std=c11") |
| set(CMAKE_OBJC11_EXTENSION_COMPILE_OPTION "-std=gnu11") |
| set(CMAKE_OBJC11_STANDARD__HAS_FULL_SUPPORT ON) |
| endif() |
| |
| # AppleClang 10.0 was the oldest compiler available to test C17 support |
| if(NOT CMAKE_OBJC_COMPILER_VERSION VERSION_LESS 10.0) |
| set(CMAKE_OBJC17_STANDARD_COMPILE_OPTION "-std=c17") |
| set(CMAKE_OBJC17_EXTENSION_COMPILE_OPTION "-std=gnu17") |
| set(CMAKE_OBJC17_STANDARD__HAS_FULL_SUPPORT ON) |
| endif() |
| |
| if(NOT CMAKE_OBJC_COMPILER_VERSION VERSION_LESS 11.0) |
| set(CMAKE_OBJC23_STANDARD_COMPILE_OPTION "-std=c2x") |
| set(CMAKE_OBJC23_EXTENSION_COMPILE_OPTION "-std=gnu2x") |
| set(CMAKE_OBJC23_STANDARD__HAS_FULL_SUPPORT ON) |
| endif() |
| |
| # AppleClang 10.0 was the oldest compiler available to test default C11 support |
| __compiler_check_default_language_standard(OBJC 4.0 99 10.0 11) |