Merge topic 'AppleClang-cxx20-cxx23-flags'

683e4e9cab AppleClang: Add C++20 and C++23 flags

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !7063
This commit is contained in:
Brad King
2022-03-15 16:46:25 +00:00
committed by Kitware Robot

View File

@@ -47,9 +47,17 @@ if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 8.0)
set(CMAKE_CXX11_STANDARD__HAS_FULL_SUPPORT ON)
endif()
if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 10.0)
if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 13.0)
set(CMAKE_CXX20_STANDARD_COMPILE_OPTION "-std=c++20")
set(CMAKE_CXX20_EXTENSION_COMPILE_OPTION "-std=gnu++20")
elseif (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 10.0)
set(CMAKE_CXX20_STANDARD_COMPILE_OPTION "-std=c++2a")
set(CMAKE_CXX20_EXTENSION_COMPILE_OPTION "-std=gnu++2a")
endif()
if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 13.0)
set(CMAKE_CXX23_STANDARD_COMPILE_OPTION "-std=c++2b")
set(CMAKE_CXX23_EXTENSION_COMPILE_OPTION "-std=gnu++2b")
endif()
__compiler_check_default_language_standard(CXX 4.0 98)