http://bugs.winehq.org/show_bug.cgi?id=11674
--- Comment #276 from Pierre-Loup Griffais bugs.winehq.org@plagman.net 2013-01-02 20:11:15 CST --- I assume that was with testing with the following?
export WINEDEBUG=-all export __GL_THREADED_OPTIMIZATIONS=1
I've seen it spelled as "OPTIMISATIONS" above, which won't work.