{"ast_node_type":"other","tokens":[{"end":78,"kind":"keyword","start":0,"text":"///"}]}
    /// inference variables), and it handles both `Ty` and `ty::Const` without
    /// are extremely hot (both in `traits::fulfill`'s checking of `stalled_on`
    /// having to resort to storing full `GenericArg`s in `stalled_on`.