http://bugs.winehq.org/show_bug.cgi?id=22252
--- Comment #3 from Maarten Lankhorst m.b.lankhorst@gmail.com 2010-04-03 04:51:15 --- Hello,
The wiki seems to be wrong there then, -gdwarf-2 is correct, but it just says if debugging is specified, use the dwarf-2 format, it doesn't actually enable it, so you would need -g -gdwarf-2