C++20 now required

Blake-Madden · Blake-Madden · commit 209b6569ccbf · 2025-07-27T09:19:44.000-04:00
diff --git a/tests/demo/CMakeLists.txt b/tests/demo/CMakeLists.txt
@@ -8,7 +8,7 @@
 #############################################################################
 
 cmake_minimum_required(VERSION 3.12)
-set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED True)
 
 project(OleanDemo)
