https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63426 Bug 63426 depends on bug 100212, which changed state.
Bug 100212 Summary: UB (shift by -1) in aarch64_classify_index https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100212 What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED