{"ast_node_type":"other","tokens":[{"end":38,"kind":"keyword","start":0,"text":"const"}]}
        const HAS_SELF_PARAM = 1 << 8;
        const RUSTC_ALLOW_INCOHERENT_IMPL = 1 << 7;
        /// The `#[target_feature]` attribute is necessary to check safety (with RFC 2396),