pr-9956-537314 vs. 5.0-14802 / ogl-lin-radeon / viewitful-joe-distortion

pr-9956-537314 (5373148b) Diff 5.0-14802 (8a078ea4)
d66ff4730a68e7349b17e4cf37155266e97487bc Waiting for diff... 21106147ff17fecc417a49a783ec293938a6cf8e
8d6428dd3d22e1694080321809a3afc1fc18946b Waiting for diff... 200542ab20a70593517f83821059174fa269f638
be5877a929a73d663ab5a0e22f14187f4fa6c15f Waiting for diff... 81a4193f8439dac0d0018df21f6bc0a5214155e2