{"ast_node_type":"function","tokens":[{"end":96,"kind":"keyword","start":0,"text":"fn"}]}
    fn visit_const_operand(&mut self, constant: &mir::ConstOperand<'tcx>, _location: Location) {
    #[instrument(skip(self), level = "debug")]
        // No `super_constant` as we don't care about `visit_ty`/`visit_ty_const`.