https://gcc.gnu.org/bugzilla/show_bug.cgi?id=24639 Bug 24639 depends on bug 101573, which changed state.
Bug 101573 Summary: uninitialized warning could not appear correclty in -O0 optimisation level https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101573 What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED