https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64367
--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> --- I don't know why clang complains, it accepts this, which shouldn't be any different: char _M_bytes[sizeof(decltype(_M_p))];
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64367
--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> --- I don't know why clang complains, it accepts this, which shouldn't be any different: char _M_bytes[sizeof(decltype(_M_p))];