| struct S0 { | 
 |   int x; | 
 |   uint a; | 
 |   int y; | 
 |   int z; | 
 | }; | 
 | struct S1 { | 
 |   int x; | 
 |   S0 a; | 
 |   int y; | 
 |   int z; | 
 | }; | 
 | struct S2 { | 
 |   int x; | 
 |   int y; | 
 |   int z; | 
 |   S1 a; | 
 | }; | 
 |  | 
 | groupshared S2 wg; | 
 |  | 
 | void tint_zero_workgroup_memory(uint local_idx) { | 
 |   if ((local_idx < 1u)) { | 
 |     wg.x = 0; | 
 |     wg.y = 0; | 
 |     wg.z = 0; | 
 |     wg.a.x = 0; | 
 |     wg.a.a.x = 0; | 
 |     uint atomic_result = 0u; | 
 |     InterlockedExchange(wg.a.a.a, 0u, atomic_result); | 
 |     wg.a.a.y = 0; | 
 |     wg.a.a.z = 0; | 
 |     wg.a.y = 0; | 
 |     wg.a.z = 0; | 
 |   } | 
 |   GroupMemoryBarrierWithGroupSync(); | 
 | } | 
 |  | 
 | struct tint_symbol_1 { | 
 |   uint local_invocation_index : SV_GroupIndex; | 
 | }; | 
 |  | 
 | void compute_main_inner(uint local_invocation_index) { | 
 |   tint_zero_workgroup_memory(local_invocation_index); | 
 |   uint atomic_result_1 = 0u; | 
 |   InterlockedExchange(wg.a.a.a, 1u, atomic_result_1); | 
 | } | 
 |  | 
 | [numthreads(1, 1, 1)] | 
 | void compute_main(tint_symbol_1 tint_symbol) { | 
 |   compute_main_inner(tint_symbol.local_invocation_index); | 
 |   return; | 
 | } |