https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53947 Bug 53947 depends on bug 88915, which changed state.
Bug 88915 Summary: Try smaller vectorisation factors in scalar fallback https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88915 What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED