https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99789
--- Comment #7 from cqwrteur <unlvsur at live dot com> --- (In reply to Jonathan Wakely from comment #6) > Users of your library on Window will be affected by the ABI on Windows. > That's not a libstdc++ problem. > > Nobody said that std::span and std::string_view are guaranteed to always be > zero-overhead. yeah. So what's the solution if I am writing something else instead of using std::string_view or std::span without paying for the overhead. Do you have any attributes for that?