From 3aaf1d91bf353559aef7ec56ad35924383ed613a Mon Sep 17 00:00:00 2001 From: Raul Tambre Date: Sat, 29 May 2021 12:45:01 +0300 Subject: MSVC: C++20 final flag, C++23 support Microsoft intends to ship the final C++20 flag in VS 16.11 albeit with a few parts missing due planned ABI breaking changes. The current 16.11 Preview 1 toolchain version is 19.29.30129.3, so let's restrict based on that. --- Modules/Compiler/MSVC-CXX.cmake | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/Modules/Compiler/MSVC-CXX.cmake b/Modules/Compiler/MSVC-CXX.cmake index 1dfc760..f1c7450 100644 --- a/Modules/Compiler/MSVC-CXX.cmake +++ b/Modules/Compiler/MSVC-CXX.cmake @@ -18,6 +18,7 @@ if ((CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 19.0.24215.1 AND set(CMAKE_CXX11_EXTENSION_COMPILE_OPTION "") set(CMAKE_CXX14_STANDARD_COMPILE_OPTION "-std:c++14") set(CMAKE_CXX14_EXTENSION_COMPILE_OPTION "-std:c++14") + if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 19.11.25505) set(CMAKE_CXX11_STANDARD__HAS_FULL_SUPPORT ON) set(CMAKE_CXX14_STANDARD__HAS_FULL_SUPPORT ON) @@ -27,7 +28,13 @@ if ((CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 19.0.24215.1 AND set(CMAKE_CXX17_STANDARD_COMPILE_OPTION "-std:c++latest") set(CMAKE_CXX17_EXTENSION_COMPILE_OPTION "-std:c++latest") endif() - if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 19.12.25835) + + if(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 19.29.30129) + set(CMAKE_CXX20_STANDARD_COMPILE_OPTION "-std:c++20") + set(CMAKE_CXX20_EXTENSION_COMPILE_OPTION "-std:c++20") + set(CMAKE_CXX23_STANDARD_COMPILE_OPTION "-std:c++latest") + set(CMAKE_CXX23_EXTENSION_COMPILE_OPTION "-std:c++latest") + elseif(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 19.12.25835) set(CMAKE_CXX20_STANDARD_COMPILE_OPTION "-std:c++latest") set(CMAKE_CXX20_EXTENSION_COMPILE_OPTION "-std:c++latest") endif() -- cgit v0.12