https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118444 Bug 118444 depends on bug 115606, which changed state.
Bug 115606 Summary: C++ front-end marks the return slot as addressable early on which prevents tail call being marked https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115606 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |DUPLICATE