33 lines
755 B
JavaScript
33 lines
755 B
JavaScript
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// Copyright 2022 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 --turbofan
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function test() {
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let depth = 100;
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const arr = [];
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const factory = class MyArray extends Uint8Array {
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constructor() {
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async function foo() { new factory(); }
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if(depth-- > 0) {
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const x = foo();
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super(arr);
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this.__proto__ = x;
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const unused1 = super.byteLength;
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} else {
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super(arr);
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}
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}
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};
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const unused2 = new factory();
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arr.__proto__ = factory;
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return arr;
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}
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test();
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%PrepareFunctionForOptimization(test);
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test();
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%OptimizeFunctionOnNextCall(test);
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test();
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