https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89180 Bug 89180 depends on bug 90463, which changed state.
Bug 90463 Summary: Documentation: -Wunused not listed among the options enabled by -Wall https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90463 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED