src/v8/test/mjsunit/regress/regress-reset-dictionary-elements.js

// 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.

var a = [];
a[10000] = 1;
a.length = 0;
a[1] = 1;
a.length = 0;
assertEquals(undefined, a[1]);

var o = {};
Object.freeze(o);
assertEquals(undefined, o[1]);