The memory leak I'm seeing with my RV790 doesn't seem to occur with this git
revision:

commit f5bd5568abcc234c1c2b6a4bb67b880706f3caed
Author: Mark Mueller <MarkKMueller@gmail.com>
Date:   Tue Jan 21 22:37:20 2014 -0800

    mesa: Fix Type A _INT formats to MESA_FORMAT naming standard

I am therefore assuming that this is a different bug to #73127.