https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89863 Bug 89863 depends on bug 90978, which changed state.
Bug 90978 Summary: A suspicious code in df-scan.c since r160348 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90978 What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED