SKIP: FAILED Validation Failure: #include using namespace metal; void textureSample_100dc0() { float4 res = arg_0.sample(arg_1, float3(), int3()); } fragment void fragment_main() { textureSample_100dc0(); return; } tint_Fkbrex.metal:5:16: error: use of undeclared identifier 'arg_0' float4 res = arg_0.sample(arg_1, float3(), int3()); ^ tint_Fkbrex.metal:5:29: error: use of undeclared identifier 'arg_1' float4 res = arg_0.sample(arg_1, float3(), int3()); ^ 2 errors generated.