blob: 1a8984a7c95975e0341819da539a373ddf59c789 [file] [log] [blame]
// Copyright 2017 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.
var a = [0, 1];
a.constructor = {
[Symbol.species]: function(len) {
var arr = {length: 0};
Object.defineProperty(arr, "length", {writable: false});
return arr;
}
}
assertThrows(() => { Array.prototype.concat.call(a) }, TypeError);