http://bugs.winehq.org/show_bug.cgi?id=35582
--- Comment #19 from rankincj@yahoo.com --- (In reply to comment #16)
I am also experiencing this bug, except that the 32 bit client is crashing for me too.
BTW, I am using the Wine RPMs from Fedora 20 with the latest Mesa binaries from git and a Radeon HD4890 graphics card.