src/v8/test/mjsunit/regress/regress-crbug-506549.js

// 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.

if (this.Worker) {
  var __v_5 = {};
  __v_5.__defineGetter__('byteLength', function() {foo();});
  var __v_8 = new Worker('onmessage = function() {};');
  assertThrows(function() { __v_8.postMessage(__v_5); });
}