https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114088
--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> --- (In reply to Xi Ruoyao from comment #2) > But __builtin_strlen *does* get optimized when the input is a string > literal. But so does strlen, because GCC knows about it. That's my point.
