| SKIP: FAILED | |
| RWByteAddressBuffer prevent_dce : register(u0); | |
| int subgroupElect_3943d6() { | |
| bool res = WaveIsFirstLane(); | |
| return ((all((res == false))) ? (1) : (0)); | |
| } | |
| void fragment_main() { | |
| prevent_dce.Store(0u, asuint(subgroupElect_3943d6())); | |
| } | |
| [numthreads(1, 1, 1)] | |
| void compute_main() { | |
| prevent_dce.Store(0u, asuint(subgroupElect_3943d6())); | |
| } | |
| FXC validation failure: | |
| C:\src\dawn\Shader@0x000001C1E627F790(4,14-30): error X3004: undeclared identifier 'WaveIsFirstLane' | |