v8/test/mjsunit/regress/regress-v8-10484-2.js
Igor Sheludko d914a9af0c [builtins] Fix handling of read-only length in Array.prototype.pop
Bug: v8:10484
Change-Id: I977c5974d33472f5af20d7646ad4cf2c58049632
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2182452
Commit-Queue: Igor Sheludko <ishell@chromium.org>
Reviewed-by: Toon Verwaest <verwaest@chromium.org>
Cr-Commit-Position: refs/heads/master@{#67612}
2020-05-06 14:14:47 +00:00

25 lines
564 B
JavaScript

// 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.
var ar;
Object.defineProperty(Array.prototype, 3,
{
get() {
Object.defineProperty(
ar, "length",
{ value: 3, writable: false, configurable: false });
}
});
function foo() {
ar = [1, 2, 3];
ar.length = 4;
ar.pop();
}
assertThrows(foo, TypeError);
assertThrows(foo, TypeError);
assertThrows(foo, TypeError);
assertThrows(foo, TypeError);