{"ast_node_type":"other","tokens":[{"end":50,"kind":"keyword","start":0,"text":"///"}]}
    /// Allows `T: ?const Trait` syntax in bounds.
     Some("at compile-time, pointers do not have an integer value, so these casts cannot be properly supported"), 87020),
    (removed, const_trait_bound_opt_out, "1.56.0", Some(67794),