https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53947 Bug 53947 depends on bug 36844, which changed state.
Bug 36844 Summary: Vectorizer doesn't support INT<->FP conversions with different size https://gcc.gnu.org/bugzilla/show_bug.cgi?id=36844 What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |FIXED