| // RUN: %clang_cc1 -triple dxil-pc-shadermodel6.0-compute -emit-llvm -o - -O0 %s | FileCheck %s | |
| RWBuffer<int> In; | |
| RWBuffer<int> Out; | |
| [numthreads(1,1,1)] | |
| void main(unsigned GI : SV_GroupIndex) { | |
| Out[GI] = In[GI]; | |
| } | |
| // Even at -O0 the subscript operators get inlined. The -O0 IR is a bit messy | |
| // and confusing to follow so the match here is pretty weak. | |
| // CHECK: define internal void @"?main@@YAXI@Z" | |
| // CHECK-NOT: call | |
| // CHECK: ret void |