https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53947 Bug 53947 depends on bug 98365, which changed state.
Bug 98365 Summary: Miss vectoization for signed char ifcvt https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98365 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED