6cdd310275
PR-URL: https://github.com/nodejs/node/pull/38990 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Robert Nagy <ronagy@icloud.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
16 lines
581 B
JavaScript
16 lines
581 B
JavaScript
// Copyright 2021 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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const o1 = {k:1};
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const o2 = Object.create(o1);
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for (let i = 0; i < 1100; i++) {
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Object.defineProperty(o1, "k" + i, {value: 0, enumerable: false});
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}
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Object.defineProperty(o1, "enum", {value: 1, enumerable: false, configurable: true});
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for (let k in o2) {}
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Object.defineProperty(o1, "enum", {value: 1, enumerable: true, configurable: true});
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let last;
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for (let k in o2) { last = k }
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assertEquals("enum", last);
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