https://bugs.winehq.org/show_bug.cgi?id=43468
--- Comment #14 from zefkerr zefkerrigan@gmail.com --- (In reply to sjuk from comment #13)
I can not confirm the fix. I'm using Wine Staging 3.3 and StarCraft 2 is hanging on every exit.
So, you can open your own new bug report. But this bug report was opened by me and for me this issue is solved. And always use only the newest version of Wine.