Comment # 6 on bug 73739 from commiethebeastie@gmail.com

This bug also applies to Radeon HD6850

OpenGL vendor string: X.Org
OpenGL renderer string: Gallium 0.4 on AMD BARTS
OpenGL core profile version string: 3.3 (Core Profile) Mesa 10.2.0-devel
(git-079773d trusty-oibaf-ppa)
OpenGL core profile shading language version string: 3.30
OpenGL core profile context flags: (none)
OpenGL core profile profile mask: core profile