17 lines
409 B
JavaScript
17 lines
409 B
JavaScript
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// Copyright 2019 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: --no-lazy-feedback-allocation
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function foo(a, b) {
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a[b] = 1;
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return a[b];
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}
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v = [];
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assertEquals(foo(v, 1), 1);
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v.__proto__.__proto__ = new Int32Array();
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assertEquals(foo(Object(), 1), 1);
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assertEquals(foo(v, 2), undefined);
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