[patch] compile-as-CXX20-not-CXX11.patch

compile-as-CXX20-not-CXX11.patch (text/plain), 697 bytes, created by genBTC on 2021-11-08 15:28:37 UTC

--- a/CMakeLists.txt	2020-07-17 03:05:29.000000000 -0400
+++ b/CMakeLists.txt	2021-11-08 09:35:30.641580386 -0500
@@ -91,9 +91,12 @@
 endif()
 
 include(CheckCXXCompilerFlag)
+CHECK_CXX_COMPILER_FLAG("-std=c++20" COMPILER_SUPPORTS_CXX20)
 CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
 CHECK_CXX_COMPILER_FLAG("-std=c++0x" COMPILER_SUPPORTS_CXX0X)
-if(COMPILER_SUPPORTS_CXX11)
+if(COMPILER_SUPPORTS_CXX20)
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++20 -Wno-deprecated-enum-enum-conversion")
+elseif(COMPILER_SUPPORTS_CXX11)
 	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
 elseif(COMPILER_SUPPORTS_CXX0X)
 	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")