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// Copyright 2016 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
function f(obj) {
var key;
for (key in obj) { }
return key === undefined;
}
%OptimizeFunctionOnNextCall(f);
assertFalse(f({ foo:0 }));
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