https://gcc.gnu.org/bugzilla/show_bug.cgi?id=19987 Bug 19987 depends on bug 96701, which changed state.
Bug 96701 Summary: Failure to optimize self right-shift to 0 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96701 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED
