| ; RUN: opt -S -dxil-cbuffer-access -mtriple=dxil--shadermodel6.3-library %s | FileCheck %s | |
| ; Check that we correctly ignore cbuffers that were nulled out by optimizations. | |
| %__cblayout_CB = type <{ float }> | |
| @CB.cb = local_unnamed_addr global target("dx.CBuffer", %__cblayout_CB) poison | |
| @x = external local_unnamed_addr addrspace(2) global float, align 4 | |
| ; CHECK-NOT: !hlsl.cbs = | |
| !hlsl.cbs = !{!0, !1, !2} | |
| !0 = !{ptr @CB.cb, ptr addrspace(2) @x} | |
| !1 = !{ptr @CB.cb, null} | |
| !2 = !{null, null} |