https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89180 Bug 89180 depends on bug 127698, which changed state.
Bug 127698 Summary: Inconsistency in -Wunused-but-set-variable related to pack expansion https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127698 What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |DUPLICATE
