// 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: --fold-constants --allow-natives-syntax

function bar(obj) {
  assertTrue(obj.x === 'baz');
}

function foo() {
  bar({ x : 'baz' });
}

foo();
foo();
%OptimizeFunctionOnNextCall(foo);
foo();
