#include <metal_stdlib>

using namespace metal;
int tint_div(int lhs, int rhs) {
  return (lhs / select(rhs, 1, bool((rhs == 0) | bool((lhs == (-2147483647 - 1)) & (rhs == -1)))));
}

struct S {
  /* 0x0000 */ int a;
};

void foo(device S* const tint_symbol_1) {
  int const tint_symbol = tint_div((*(tint_symbol_1)).a, 2);
  (*(tint_symbol_1)).a = tint_symbol;
}

