https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99227 Bug 99227 depends on bug 102576, which changed state.
Bug 102576 Summary: [modules] Importing <initializer_list> doesn't permit implicit uses https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102576 What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |FIXED