https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53947 Bug 53947 depends on bug 103144, which changed state.
Bug 103144 Summary: vectorizer failed to recognize shift>>=1 in loop as shift>>i https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103144 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED
