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// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax --track-field-types
function A(id) {
this.id = id;
}
var a1 = new A(1);
var a2 = new A(2);
var g;
function f(o, value) {
g = o.o;
o.o = value;
return o.o;
}
var obj = {o: a1};
f(obj, a1);
f(obj, a1);
%OptimizeFunctionOnNextCall(f);
assertEquals(a2.id, f(obj, a2).id);
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