#include <metal_stdlib>

using namespace metal;
void main_1(thread uint4* const tint_symbol_1) {
  (*(tint_symbol_1)).z = 42u;
  return;
}

fragment void tint_symbol() {
  thread uint4 tint_symbol_2 = 0u;
  main_1(&(tint_symbol_2));
  return;
}

