https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65412
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- I think there exist patches for if-to-switch conversion.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65412
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- I think there exist patches for if-to-switch conversion.