build: set some extra c standard cmake options

Author: Grazen0

CMakeLists.txt

@@ -2,6 +2,8 @@ cmake_minimum_required(VERSION 3.11)
 project(gemu LANGUAGES C VERSION 0.1.0)
 
 set(CMAKE_C_STANDARD 23)
+set(CMAKE_C_STANDARD_REQUIRED 23)
+set(CMAKE_C_STANDARD_EXTENSIONS OFF)
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
 if(MSVC)