| SKIP: FAILED | |
| RWByteAddressBuffer prevent_dce : register(u0); | |
| float2 subgroupBroadcastFirst_6945f6() { | |
| float2 res = WaveReadLaneFirst((1.0f).xx); | |
| return res; | |
| } | |
| void fragment_main() { | |
| prevent_dce.Store2(0u, asuint(subgroupBroadcastFirst_6945f6())); | |
| return; | |
| } | |
| [numthreads(1, 1, 1)] | |
| void compute_main() { | |
| prevent_dce.Store2(0u, asuint(subgroupBroadcastFirst_6945f6())); | |
| return; | |
| } | |
| FXC validation failure: | |
| C:\src\dawn\Shader@0x00000244055446D0(4,16-43): error X3004: undeclared identifier 'WaveReadLaneFirst' | |