User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:13.0) Gecko/20100101 Firefox/13.0.1 Build ID: 20120614114901 Steps to reproduce: In Firefox's Web Console I declared a function and then tried to call it in multiple ways: function foo() { console.log("test"); } -- [13:47:37.139] function foo() { console.log("test"); } [13:47:37.142] undefined [13:47:39.786] foo() [13:47:39.788] test @ Web Console:1 [13:47:39.791] undefined -- [13:47:45.282] eval("foo()") [13:47:45.284] test @ Web Console:1 [13:47:45.287] undefined -- [13:47:51.746] setTimeout(foo,0) [13:47:51.748] 5 [13:47:51.752] test @ Web Console:1 -- [13:47:58.226] setTimeout("foo()",0) [13:47:58.228] 6 [13:47:58.232] foo is not defined @ Web Console:1 Actual results: When called with a string first argument (eval syntax), the function was not defined by name in the context of setTimeout. Expected results: eval syntax for setTimeout should behave the same as eval itself.

Thank you for the bug report. This will be fixed by bug 783499.

Bug 783499 landed. This is now fixed.