| SKIP: FAILED | |
| RWByteAddressBuffer prevent_dce : register(u0); | |
| int4 subgroupShuffleUp_3e609f() { | |
| int4 res = WaveReadLaneAt((1).xxxx, (WaveGetLaneIndex() - 1u)); | |
| return res; | |
| } | |
| void fragment_main() { | |
| prevent_dce.Store4(0u, asuint(subgroupShuffleUp_3e609f())); | |
| return; | |
| } | |
| [numthreads(1, 1, 1)] | |
| void compute_main() { | |
| prevent_dce.Store4(0u, asuint(subgroupShuffleUp_3e609f())); | |
| return; | |
| } | |
| FXC validation failure: | |
| C:\src\dawn\Shader@0x0000024B182457B0(4,40-57): error X3004: undeclared identifier 'WaveGetLaneIndex' | |