{"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"Attribute::Parsed(AttributeKind::ExportStable)"}]}
                Attribute::Parsed(AttributeKind::ExportStable) => {
                ) => self.check_rustc_layout_scalar_valid_range(*attr_span, span, target),
                    // handled in `check_export`