SKIP: FAILED Validation Failure: #include using namespace metal; void textureSampleLevel_c6aca6() { float4 res = arg_0.sample(arg_1, float2(), level(1.0f)); } vertex void vertex_main() { textureSampleLevel_c6aca6(); return; } fragment void fragment_main() { textureSampleLevel_c6aca6(); return; } kernel void compute_main() { textureSampleLevel_c6aca6(); return; } tint_fS8Xzw.metal:5:16: error: use of undeclared identifier 'arg_0' float4 res = arg_0.sample(arg_1, float2(), level(1.0f)); ^ tint_fS8Xzw.metal:5:29: error: use of undeclared identifier 'arg_1' float4 res = arg_0.sample(arg_1, float2(), level(1.0f)); ^ 2 errors generated.