michael@0: // Copyright 2009 the Sputnik authors.  All rights reserved.
michael@0: // This code is governed by the BSD license found in the LICENSE file.
michael@0: 
michael@0: /**
michael@0:  * Every function call enters a new execution context
michael@0:  *
michael@0:  * @path ch10/10.4/S10.4A1.1_T2.js
michael@0:  * @description Recursive function call
michael@0:  */
michael@0: 
michael@0: var y;
michael@0: 
michael@0: function f(a){
michael@0:   var x;
michael@0:   
michael@0:   if (a === 1) 
michael@0:     return x;
michael@0:   else {
michael@0:     if(x === undefined) {
michael@0:       x = 0;
michael@0:     } else {
michael@0:       x = 1;
michael@0:     }
michael@0:     return f(1);
michael@0:   }
michael@0: }
michael@0: 
michael@0: y = f(0);
michael@0: 
michael@0: if(!(y === undefined)){
michael@0:   $ERROR("#1: Recursive function calls shares execution context");
michael@0: }
michael@0: