https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126551
--- Comment #5 from Tamar Christina <tnfchris at gcc dot gnu.org> --- This should be fixed on trunk now. Note that SVE still won't vectorize it because of some missing target optabs for partial types. I'll submit that later during the week, but the middle-end/vectorizer bit should be fixed now.
