{"ast_node_type":"variable","tokens":[{"end":83,"kind":"keyword","start":0,"text":"if"}]}
                if let Some(attr) = attr::find_by_name(&it.attrs, sym::no_mangle) {
            ast::ItemKind::Fn(..) => {
                    self.report_unsafe(cx, attr.span, BuiltinUnsafe::NoMangleFn);