text: // Copyright 2009 the Sputnik authors.  All rights reserved.
  // This code is governed by the BSD license found in the LICENSE file.
  
  /*---
  info: The production x |= y is the same as x = x | y
  es5id: 11.13.2_A4.11_T2.4
  description: >
      Type(x) is different from Type(y) and both types vary between
      Number (primitive or object) and Undefined
  ---*/
  
  var x;
  
  //CHECK#1
  x = 1;
  x |= undefined;
  if (x !== 1) {
    $ERROR('#1: x = 1; x |= undefined; x === 1. Actual: ' + (x));
  }
  
  //CHECK#2
  x = undefined;
  x |= 1;
  if (x !== 1) {
    $ERROR('#2: x = undefined; x |= 1; x === 1. Actual: ' + (x));
  }
  
  //CHECK#3
  x = new Number(1);
  x |= undefined;
  if (x !== 1) {
    $ERROR('#3: x = new Number(1); x |= undefined; x === 1. Actual: ' + (x));
  }
  
  //CHECK#4
  x = undefined;
  x |= new Number(1);
  if (x !== 1) {
    $ERROR('#4: x = undefined; x |= new Number(1); x === 1. Actual: ' + (x));
  }
  