https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92772
--- Comment #2 from rsandifo at gcc dot gnu.org <rsandifo at gcc dot gnu.org> --- (In reply to Richard Biener from comment #1) > Looks like cond-reduction cannot handle fully masked loops unless we'd > somehow mask the condition operation itself? Yeah, looks like it. We'd never noticed this for SVE because we always use EXTRACT_LAST reductions instead.