#version 310 es shared uint arg_0; void atomicMax_beccfc() { uint res = atomicMax(arg_0, 1u); } void compute_main(uint local_invocation_index) { { atomicExchange(arg_0, 0u); } barrier(); atomicMax_beccfc(); } layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in; void main() { compute_main(gl_LocalInvocationIndex); return; }