{"ast_node_type":"other","tokens":[{"end":39,"kind":"keyword","start":0,"text":"const"}]}
    const CAN_USE_UNSTABLE_SORT: bool =
impl<T1: StableOrd, T2: StableOrd, T3: StableOrd> StableOrd for (T1, T2, T3) {
        T1::CAN_USE_UNSTABLE_SORT && T2::CAN_USE_UNSTABLE_SORT && T3::CAN_USE_UNSTABLE_SORT;