http://bugs.winehq.org/show_bug.cgi?id=33413
--- Comment #5 from Alexandre Julliard julliard@winehq.org 2013-06-11 09:33:04 CDT --- Actually, before the fix we would report wrong limits, so it would have essentially the same effect as setarch -3. Now that the limits are fixed it makes sense that you'd have to do setarch explicitly.