https://gcc.gnu.org/bugzilla/show_bug.cgi?id=10138 Bug 10138 depends on bug 33086, which changed state.
Bug 33086 Summary: warn for read-only uninitialized variables passed as arguments https://gcc.gnu.org/bugzilla/show_bug.cgi?id=33086 What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |DUPLICATE