13 lines
380 B
JavaScript
13 lines
380 B
JavaScript
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// Copyright 2015 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --enable-fast-array-builtins
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var a = [0,1,2,,,,7];
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var proto = {}
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a.__proto__ = proto;
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var visits = 0;
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Array.prototype.forEach.call(a, (v,i,o) => { ++visits; proto[4] = 4; });
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assertEquals(5, visits);
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