| // Copyright 2019 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. | |
| // ill-formed and valid calendar should throw RangeError. | |
| assertThrows( | |
| 'new Intl.DateTimeFormat("en", {calendar: "gregorian"})', | |
| RangeError); |