rem: guessThis(); 
add:  try { guessThis(); throwSomething(); } catch (ex) { dd ("caught " + ex); }  var rv = returnSomething(); dd ("returned " + rv); 
context: function dbg2(){    dd("dbg2");    var nothere;    var nope = null;    var f = false;    var i = 4;    var d = Number.MAX_VALUE;    var s = "hello world";    var fun = dbg;    var obj = new Object();    debugger;    guessThis();}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/c253059afafb09ee6b27e3767bb1e487e050ba0f/tree.js/buggy/extensions/venkman/resources/content/tests/tree.js