{"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"self.tcx.dcx().emit_err(UnexportableItem::FnAbi(span));"}]}
            self.tcx.dcx().emit_err(UnexportableItem::FnAbi(span));
        if !matches!(sig.abi, ExternAbi::C { .. }) {
            return;