1// Copyright 2014 the V8 project authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5// Flags: --track-field-types
6
7var b1 = {d: 1}; var b2 = {d: 2};
8var f1 = {x: 1}; var f2 = {x: 2};
9f1.b = b1;
10f2.x = {};
11b2.d = 4.2;
12f2.b = b2;
13var x = f1.x;
14