для тех кто ждет стабильного релиза 7.8
http://cgit.freedesktop.org/mesa/mesa/snapshot/mesa-7.8.1.tar.gz
<h2>New features</h2>
<p>None.</p>
<h2>Bug fixes</h2>
<ul>
<li>Fix incorrect enums for GLX_INTEL_swap_event by updating glxext.h to
version 27 from OpenGL.org.</li>
<li>Fix compilation errors on non-GLX_DIRECT_RENDERING builds.</li>
<li>Various fixes for building Mesa on OS X.</li>
<li>Pass GLX drawable ID to dri2InvalidateBuffers. Fixes bug #27190.</li>
</ul>