pr-12716-14ae23 vs. 5.0-21453 / ogl-lin-mesa / pw-black-bars

pr-12716-14ae23 (14ae2341) Diff 5.0-21453 (e69486d2)
Failure e6a83128e0f96013633544d70dd371970ee77155
Failure 8ee64fdc799483a208f3b9e3eee3172aa8400f94
Failure 7bfab70200c2f2f7495cf5dfe719bf8467f326b2