https://gcc.gnu.org/bugzilla/show_bug.cgi?id=16996 Bug 16996 depends on bug 39838, which changed state.
Bug 39838 Summary: [6 regression] unoptimal code for two simple loops https://gcc.gnu.org/bugzilla/show_bug.cgi?id=39838 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED