The Tor Browser / file revision

 // Copyright 2009 the Sputnik authors.  All rights reserved.

 // This code is governed by the BSD license found in the LICENSE file.

 /**

  * If there is already a property of the variable object with the

  * name of a declared variable, the value of the property and its attributes

  * are not changed

  *

  * @path ch10/10.2/10.2.1/S10.2.1_A5.2_T1.js

  * @description Checking existence of the variable object property with formal parameter

  */

 //CHECK#1

 function f1(x){

   var x;

   return typeof x;

 }

 if(!(f1(1) === "number")){

   $PRINT('#1: f1(1) === "number"');

 }

 //CHECK#2

 function f2(x){

   var x;

   return x;

 }

 if(!(f2(1) === 1)){

   $PRINT('#1: f2(1) === 1');

 }