https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94884 Bug 94884 depends on bug 101590, which changed state.
Bug 101590 Summary: (len & - N) <= len is not optimized to 1 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101590 What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED