https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103524 Bug 103524 depends on bug 104924, which changed state.
Bug 104924 Summary: bad_variant_access When using iostream and variant as modules https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104924 What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |FIXED