// Copyright 2015 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: --allow-natives-syntax --harmony-sharedarraybuffer

var sab = new SharedArrayBuffer(16);
assertThrows(function() { %ArrayBufferNeuter(sab); });
