diff options
| -rw-r--r-- | Modules/Compiler/Clang-CXX.cmake | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Modules/Compiler/Clang-CXX.cmake b/Modules/Compiler/Clang-CXX.cmake index 8e8ab4f..321ddf6 100644 --- a/Modules/Compiler/Clang-CXX.cmake +++ b/Modules/Compiler/Clang-CXX.cmake @@ -39,6 +39,11 @@ if(NOT "x${CMAKE_CXX_SIMULATE_ID}" STREQUAL "xMSVC") set(CMAKE_CXX17_STANDARD_COMPILE_OPTION "-std=c++1z") set(CMAKE_CXX17_EXTENSION_COMPILE_OPTION "-std=gnu++1z") endif() + + if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0) + set(CMAKE_CXX20_STANDARD_COMPILE_OPTION "-std=c++2a") + set(CMAKE_CXX20_EXTENSION_COMPILE_OPTION "-std=gnu++2a") + endif() else() # clang-cl does not know these options because it behaves like cl.exe set(CMAKE_CXX98_STANDARD_COMPILE_OPTION "") |