regress-3176.js 647 Bytes
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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.

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// Flags: --allow-natives-syntax --opt
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function foo(a) {
  var sum = 0;
  for (var i = 0; i < 10; i++) {
    sum += a[i];

    if (i > 6) {
      sum -= a[i - 4];
      sum -= a[i - 5];
    }
  }
  return sum;
}
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%PrepareFunctionForOptimization(foo);
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var a = new Int32Array(10);

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%PrepareFunctionForOptimization(foo);
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foo(a);
foo(a);
%OptimizeFunctionOnNextCall(foo);
foo(a);
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%PrepareFunctionForOptimization(foo);
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%OptimizeFunctionOnNextCall(foo);
foo(a);
assertOptimized(foo);