C++23 doesn't have full reflection yet. That's coming in C++26.
I've seen the vast majority of build time in a very large C++23 project be taken up by reflection in fmtlib and magic_enum because both have to use templates (I think).
I've seen the vast majority of build time in a very large C++23 project be taken up by reflection in fmtlib and magic_enum because both have to use templates (I think).