https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53947 Bug 53947 depends on bug 106475, which changed state.
Bug 106475 Summary: Loop vectorizer prevents vectorization https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106475 What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |INVALID