https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103524 Bug 103524 depends on bug 119763, which changed state.
Bug 119763 Summary: [modules] Declarations in extern "C++" incorrectly treated as attached to named module https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119763 What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |INVALID