uint3 tint_mod(uint3 lhs, uint3 rhs) {
  return (lhs % ((rhs == (0u).xxx) ? (1u).xxx : rhs));
}

[numthreads(1, 1, 1)]
void f() {
  const uint3 a = uint3(1u, 2u, 3u);
  const uint3 b = uint3(4u, 5u, 6u);
  const uint3 r = tint_mod(a, b);
  return;
}