http://bugs.winehq.org/show_bug.cgi?id=30996
--- Comment #3 from Dan Kegel dank@kegel.com 2012-06-24 17:38:42 CDT --- Don't use winedbg, then. Just run it under wine-1.4 and see what the just-in-time backtrace says. (You might need to emerge it with FEATURES="nostrip" or something to get symbols.)