// Copyright 2020 the V8 project authors. All rights reserved. | |
// Use of this source code is governed by a BSD-style license that can be | |
// found in the LICENSE file. | |
let v0 = [0, 1]; | |
v0.constructor = { | |
[Symbol.species]: function() { | |
let v1 = [2]; | |
Object.defineProperty(v1, "length", {writable: false}); | |
return v1; | |
} | |
} | |
assertThrows(() => Array.prototype.map.call(v0, function() {}), TypeError); |