{"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"///"}]}
    /// See <https://github.com/rust-lang/rust/pull/85889> for context.
    /// Critically useful for this third-party project: <https://github.com/hacspec/hacspec>.
    pub fn num_def_ids_untracked(&self, cnum: CrateNum) -> usize {