C++ has only half of a fully working compile time metaprogramming. constexpr are limited, consteval, would be the full part, but is usually an error. And the

C++ has only half of a fully working compile time metaprogramming. constexpr are limited, consteval, would be the full part, but is usually an error. And the error handling is even only 10% working. clang is fine, gcc is broken for years.