#include <metal_stdlib>

using namespace metal;
void main_1(thread int3* const tint_symbol_2) {
  int3 const x_2 = *(tint_symbol_2);
  return;
}

kernel void tint_symbol(uint3 x_1_param [[thread_position_in_threadgroup]]) {
  thread int3 tint_symbol_3 = 0;
  tint_symbol_3 = as_type<int3>(x_1_param);
  main_1(&(tint_symbol_3));
  return;
}

