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c7b3292251
PR-URL: https://github.com/nodejs/node/pull/36139 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Myles Borins <myles.borins@gmail.com> Reviewed-By: Shelley Vohr <codebytere@gmail.com>
27 lines
678 B
JavaScript
27 lines
678 B
JavaScript
// Copyright 2017 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: --allow-natives-syntax
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var sentinelObject = {};
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var evaluatedArg = false;
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class C extends Object {
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constructor() {
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try {
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super(evaluatedArg = true);
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} catch (e) {
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assertInstanceof(e, TypeError);
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return sentinelObject;
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}
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}
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}
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%PrepareFunctionForOptimization(C);
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Object.setPrototypeOf(C, parseInt);
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assertSame(sentinelObject, new C());
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assertSame(sentinelObject, new C());
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%OptimizeFunctionOnNextCall(C)
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assertSame(sentinelObject, new C());
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assertTrue(evaluatedArg);
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