{"ast_node_type":"other","tokens":[{"end":59,"kind":"keyword","start":0,"text":"assert!(cast.prefix[0].is_none(),"}]}
            assert!(cast.prefix[0].is_none(), "no prefix");
            assert!(!pad_i32, "not currently used by wasm calling convention");
            assert_eq!(cast.rest.total, arg_abi.layout.size, "single item");