Comment # 9 on bug 50422 from Laurent carlier

The culprit for broken output is (after bisecting):
5ab82e0ccf84855e9311ebfc58d1b57b437ed991 is the first bad commit
commit 5ab82e0ccf84855e9311ebfc58d1b57b437ed991
Author: Vincent Lejeune <vljn@ovi.com>
Date:   Fri Oct 19 15:49:06 2012 +0200

    r600g: tgsi-to-llvm emits right input intrinsics

    Reviewed-by: Tom Stellard <thomas.stellard at amd.com>

:040000 040000 e678b643c10733ff7ef7163f3e21aee0a16ebb6e
4d10bf29f966beb56e12c385529284c53db1f950 M      src