#include <metal_stdlib>

using namespace metal;
int4 tint_sign(int4 v) {
  return select(select(int4(-1), int4(1), (v > int4(0))), int4(0), (v == int4(0)));
}

void sign_58d779() {
  int4 arg_0 = int4(1);
  int4 res = tint_sign(arg_0);
}

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

float4 vertex_main_inner() {
  sign_58d779();
  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_58d779();
  return;
}

kernel void compute_main() {
  sign_58d779();
  return;
}

