https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111591
--- Comment #8 from Kewen Lin <linkw at gcc dot gnu.org> --- (In reply to Richard Biener from comment #7) > I suppose it works with -fno-tree-vectorize ontop of the flags? Appending -fno-tree-vectorize at the end of the given flags in #c1 (-mstrict-align version), it still fails.