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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: --allow-natives-syntax --track-field-types --use-gvn | |
6 | |
7 function A(id) { | |
8 this.id = id; | |
9 } | |
10 | |
11 var a1 = new A(1); | |
12 var a2 = new A(2); | |
13 | |
14 | |
15 var g; | |
16 function f(o, value) { | |
17 g = o.o; | |
18 o.o = value; | |
19 return o.o; | |
20 } | |
21 | |
22 var obj = {o: a1}; | |
23 | |
24 f(obj, a1); | |
25 f(obj, a1); | |
26 %OptimizeFunctionOnNextCall(f); | |
27 assertEquals(a2.id, f(obj, a2).id); | |
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