SKIP: FAILED Validation Failure: #include using namespace metal; void textureSampleCompare_25fcd1() { float res = arg_0.sample_compare(arg_1, float2(), 1.0f, int2()); } fragment void fragment_main() { textureSampleCompare_25fcd1(); return; } tint_pEGMaq.metal:5:15: error: use of undeclared identifier 'arg_0' float res = arg_0.sample_compare(arg_1, float2(), 1.0f, int2()); ^ tint_pEGMaq.metal:5:36: error: use of undeclared identifier 'arg_1' float res = arg_0.sample_compare(arg_1, float2(), 1.0f, int2()); ^ 2 errors generated.