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15 lines
369 B

// 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: --allow-natives-syntax
a = [1];
b = [];
a.__defineGetter__(0, function () {
b.length = 0xffffffff;
});
c = a.concat(b);
for (var i = 0; i < 20; i++) {
assertEquals(undefined, (c[i]));
}