https://gcc.gnu.org/bugzilla/show_bug.cgi?id=24639 Bug 24639 depends on bug 85563, which changed state.
Bug 85563 Summary: [12/13/14/15 regression] -Wmaybe-uninitialized false alarm regression with __builtin_unreachable and GCC 8 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85563 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED