10 lines
293 B
JavaScript
10 lines
293 B
JavaScript
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// 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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// Flags: --force-slow-path
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let obj = [1, 2, 3];
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obj[Symbol.isConcatSpreadable] = false;
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assertEquals([obj], obj.concat());
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