[Mesa-dev] ES3 conformance regressions

[Ian Romanick]

On 07/24/2013 02:15 PM, Kenneth Graunke wrote:
> Hey Ian,
>
> I'm seeing three regressions in es3conform:
>
> GL3Tests/depth24/depth24_basic.test
> GL3Tests/depth24/depth24_precision.test
> GL3Tests/rgb8_rgba8/rgb8_rgba8_rgb.test

I didn't observer that failure when I pushed that commit, but it does 
appear to fail now.  WTF?  There was another test that failed 
(stencil_plane_operation), and that required 329cd6a9.

Have you had a chance to do any analysis of the cause of the failure? 
Do any other drivers fail, or is it just i965?

> 9.1.4 worked, but 9.1.5 and master are both broken.  Bisecting tracked
> it down to:
>
> commit c170c901d0f5384e5ab8b79b827663fa28439b0b
> Author: Ian Romanick <ian.d.romanick at intel.com>
> Date:   Fri Jun 7 17:05:22 2013 -0700
>
>      glsl: Move all var decls to the front of the IR list in reverse order
>
> Reverting that commit on master fixes the regressions.
>
> --Ken