I have white-listed you, so you can go ahead and post in the appropriate forum. I am guessing that Support Forums might be a good place to post this issue -- but I may be wrong.
We have an FAQ about Catalyst driver defects.
I found that by searching for "report catalyst bug"
Look for the specific Catalyst Driver forum within the Support forums.
If you have a reproducible case, you can file a defect report at www.amd.com/report.