#include <metal_stdlib>

using namespace metal;
int tint_sign(int v) {
  return select(select(-1, 1, (v > 0)), 0, (v == 0));
}

void sign_3233fa() {
  int arg_0 = 1;
  int res = tint_sign(arg_0);
}

struct tint_symbol {
  float4 value [[position]];
};

float4 vertex_main_inner() {
  sign_3233fa();
  return float4(0.0f);
}

vertex tint_symbol vertex_main() {
  float4 const inner_result = vertex_main_inner();
  tint_symbol wrapper_result = {};
  wrapper_result.value = inner_result;
  return wrapper_result;
}

fragment void fragment_main() {
  sign_3233fa();
  return;
}

kernel void compute_main() {
  sign_3233fa();
  return;
}

