regress-709782.js 435 Bytes
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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

var a = [0];
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function bar(x) {
  return x;
}
function foo() {
  return a.reduce(bar);
};
%PrepareFunctionForOptimization(foo);
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assertEquals(0, foo());
assertEquals(0, foo());
%OptimizeFunctionOnNextCall(foo);
assertEquals(0, foo());