{"ast_node_type":"function","tokens":[{"end":100,"kind":"keyword","start":0,"text":"pub(crate)"}]}
    pub(crate) fn lower_const_param(&self, param_def_id: DefId, path_hir_id: HirId) -> Const<'tcx> {
    /// and late-bound ones to [`ty::ConstKind::Bound`].
        let tcx = self.tcx();