SKIP: FAILED Validation Failure: #include using namespace metal; void textureSampleLevel_979816() { float4 res = arg_0.sample(arg_1, float2(), level(0.0f)); } vertex void vertex_main() { textureSampleLevel_979816(); return; } fragment void fragment_main() { textureSampleLevel_979816(); return; } kernel void compute_main() { textureSampleLevel_979816(); return; } tint_iGu5by.metal:5:16: error: use of undeclared identifier 'arg_0' float4 res = arg_0.sample(arg_1, float2(), level(0.0f)); ^ tint_iGu5by.metal:5:29: error: use of undeclared identifier 'arg_1' float4 res = arg_0.sample(arg_1, float2(), level(0.0f)); ^ 2 errors generated.