not sure i'm following? i was referring exactly to those "few" language features, e.g.: https://en.cppreference.com/w/cpp/compiler_support https://en.cppreferen

not sure i'm following? i was referring exactly to those "few" language features, e.g.: https://en.cppreference.com/w/cpp/compiler_support https://en.cppreference.com/w/cpp/compiler_support