// 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.// Verify ECMA402 PR 500 Use OrdinaryHasInstance in normative optional steps// https://github.com/tc39/ecma402/pull/500Object.defineProperty(Intl.DateTimeFormat,Symbol.hasInstance,{get(){thrownewError("Intl.DateTimeFormat[@@hasInstance] lookup");}});vardtf;assertDoesNotThrow(()=>dtf=newIntl.DateTimeFormat());assertDoesNotThrow(()=>dtf.format(newDate()));assertDoesNotThrow(()=>dtf.resolvedOptions());