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

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