pr-13507-d194e6 vs. 2503-187 / mtl-osx-m1 / melee-lighting

pr-13507-d194e6 (d194e69b) Diff 2503-187 (edb1db74)
2f8716f7048249d972a2e4510f2e6a5c2ecb71c0 Waiting for diff... eac718888a3e904787a5063518472d31a5e37265
e219a5bdcae0e1665ecccc005dd101c821ea0db1 Waiting for diff... 53d82a046c6e01adc805261912cd9969aa4d480b
4fff301c1f7a4b265a748a1657c4e05aeaebf851 Waiting for diff... 4b89dd9f6f19bcc68348a6f6ecd16fae35e98e73