var trm1 = trm_let("x", { tag: "trm_alloc"}, trm_seq(trm_seq({tag: "trm_set", loc: trm_var("x"), field: "foo", arg: trm_number(12)}, {tag: "trm_set", loc: trm_var("x"), field: "bar", arg: {tag:"trm_get", loc: trm_var("x"), field: "foo"}}), {tag: "trm_set", loc: trm_var("x"), field: "cycle", arg: trm_var("x")}));