https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53947 Bug 53947 depends on bug 108410, which changed state.
Bug 108410 Summary: x264 averaging loop not optimized well for avx512 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108410 What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED