#version 310 es void f() { uvec3 a = uvec3(1u, 2u, 3u); uvec3 b = uvec3(4u, 5u, 6u); uvec3 r = (a | b); } layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in; void main() { f(); return; }