https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103977
--- Comment #8 from avieira at gcc dot gnu.org --- The patch Jeff mentioned is this: [vect] PR103971, PR103977: Fix epilogue mode selection for autodetect only gcc/ChangeLog: * tree-vect-loop.c (vect-analyze-loop): Handle scenario where target does not add autovectorize_vector_modes. https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=016bd7523131b645bca5b5530c81ab5149922743 Should be OK to close this now?