#version 310 es struct S { int x; uint a; uint y; }; shared S wg[10]; void compute_main(uint local_invocation_index) { { for(uint idx = local_invocation_index; (idx < 10u); idx = (idx + 1u)) { uint i = idx; wg[i].x = 0; atomicExchange(wg[i].a, 0u); wg[i].y = 0u; } } barrier(); atomicExchange(wg[4].a, 1u); } layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in; void main() { compute_main(gl_LocalInvocationIndex); return; }