// Copyright 2009 the Sputnik authors.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
info: First expression is evaluated first, and then second expression
es5id: 11.10.1_A2.4_T1
description: Checking with "="
---*/

//CHECK#1
var x = 0; 
if (((x = 1) & x) !== 1) {
  throw new Test262Error('#1: var x = 0; ((x = 1) & x) === 1. Actual: ' + (((x = 1) & x)));
}

//CHECK#2
var x = 0; 
if ((x & (x = 1)) !== 0) {
  throw new Test262Error('#2: var x = 0; (x & (x = 1)) === 0. Actual: ' + ((x & (x = 1))));
}
