// 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.// Flags: --always-opt --function-context-specialization --verify-heap(function__f_5(){var__v_0={*['a'](){yield2;}};var__v_3=__v_0.a();__v_3.next();})();