See shader.metal for the MSL code.
macOS: Sonoma 14.7
Model Name: MacBook Pro
GPU: Apple M1
Does not reproduce on Intel or AMD GPUs.
make
./metal-apple-iceOn a machine with an Apple GPU it produces:
Device: Apple M1 Pro
2024-09-26 16:51:39.320 metal-apple-ice[92543:6437085] Failed to created pipeline state object, error Error Domain=AGXMetalG13X Code=3 "Compiler encountered an internal error" UserInfo={NSLocalizedDescription=Compiler encountered an internal error}.