{"ast_node_type":"other","tokens":[{"end":84,"kind":"keyword","start":0,"text":"if"}]}
        if matches!(attrs.ret_activity, DiffActivity::Dual | DiffActivity::Active) {
        let enzyme_primal_ret = cx.create_metadata(b"enzyme_primal_return");
            args.push(cx.get_metadata_value(enzyme_primal_ret));