Environment:
OS: FC5
Xorg: randr-1.2-for-server-1.2
Xf86_video_intel, (modesetting branch) changeset:
c28075e1d70c98b39fc9829a6a01da171a9b9426

Description:
When exa is enabled (in xorg.conf), rendercheck (v1.1)'s CAcomposite test (-t
cacomposite) induces errors, the following entries below are the categories
which have such errors 
(you can run rendercheck with args "-t cacomposite -v" to find out the detailed 
log). 
While, if exa is disabled in xorg.conf, no such error occures.

-----------------------------------------------------------
Src composite CA mask test on a8r8g8b8:
Src composite CA mask test on r8g8b8:
Src composite CA mask test on r8g8b8 window:
Over composite CA mask test on a8r8g8b8:
Over composite CA mask test on r8g8b8:
Over composite CA mask test on r8g8b8 window:
In composite CA mask test on a8r8g8b8:
In composite CA mask test on r8g8b8:
In composite CA mask test on r8g8b8 window:
InReverse composite CA mask test on a8r8g8b8:
InReverse composite CA mask test on r8g8b8:
InReverse composite CA mask test on r8g8b8 window:
OutReverse composite CA mask test on a8r8g8b8:
OutReverse composite CA mask test on r8g8b8:
OutReverse composite CA mask test on r8g8b8 window:
Atop composite CA mask test on r8g8b8:
Atop composite CA mask test on r8g8b8 window:
Xor composite CA mask test on r8g8b8:
Xor composite CA mask test on r8g8b8 window:
Add composite CA mask test on a8r8g8b8:
Add composite CA mask test on r8g8b8:
Add composite CA mask test on r8g8b8 window:
DisjointSrc composite CA mask test on a8r8g8b8:
DisjointSrc composite CA mask test on r8g8b8:
DisjointSrc composite CA mask test on r8g8b8 window:
ConjointSrc composite CA mask test on a8r8g8b8:
ConjointSrc composite CA mask test on r8g8b8:
ConjointSrc composite CA mask test on r8g8b8 window:

Clear composite CA mask test on a8r8g8b8:
Clear composite CA mask test on r8g8b8:
Clear composite CA mask test on r8g8b8 window:
ConjointClear composite CA mask test on a8r8g8b8:
ConjointClear composite CA mask test on r8g8b8:
ConjointClear composite CA mask test on r8g8b8 window:
-----------------------------------------------------------

Misc
-----------
pls. refer to bug#8786 related to i915 family and refer to bug#9351 which tells
failures of composite test on i865.