https://bugs.winehq.org/show_bug.cgi?id=41930
--- Comment #12 from Jonas Aaberg cja@gmx.net --- This bug is still present with 3.18 on ArchLinux:
OpenGL vendor string: X.Org OpenGL renderer string: AMD CAYMAN (DRM 2.50.0 / 4.18.12-arch1-1-ARCH, LLVM 7.0.0) OpenGL core profile version string: 4.3 (Core Profile) Mesa 18.2.2 OpenGL core profile shading language version string: 4.30