https://gcc.gnu.org/bugzilla/show_bug.cgi?id=46542 Bug 46542 depends on bug 46888, which changed state.
Bug 46888 Summary: missed optimization of zero_extract with constant inputs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=46888 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED