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// Copyright 2017 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 foo(s) {
s = s + '0123456789012';
return s.indexOf('0');
};
%PrepareFunctionForOptimization(foo);
assertEquals(0, foo('0'));
assertEquals(0, foo('0'));
%OptimizeFunctionOnNextCall(foo);
assertEquals(0, foo('0'));
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