| SKIP: FAILED | |
| RWByteAddressBuffer prevent_dce : register(u0); | |
| uint2 subgroupAdd_1280c8() { | |
| uint2 res = WaveActiveSum((1u).xx); | |
| return res; | |
| } | |
| [numthreads(1, 1, 1)] | |
| void compute_main() { | |
| prevent_dce.Store2(0u, asuint(subgroupAdd_1280c8())); | |
| return; | |
| } | |
| FXC validation failure: | |
| C:\src\dawn\Shader@0x000001BDE3BAF2E0(4,15-36): error X3004: undeclared identifier 'WaveActiveSum' | |