{"ast_node_type":"variable","tokens":[{"end":85,"kind":"keyword","start":0,"text":"let"}]}
        let kcfi_bundle = self.kcfi_operand_bundle(fn_attrs, fn_abi, instance, llfn);
        // Emit KCFI operand bundle
        if let Some(kcfi_bundle) = kcfi_bundle.as_ref().map(|b| b.as_ref()) {