#include <metal_stdlib>

using namespace metal;
struct tint_symbol {
  float4 value [[position]];
};

void frexp_5a141e() {
  int3 arg_1 = 0;
  float3 res = frexp(float3(), *(&(arg_1)));
}

vertex tint_symbol vertex_main() {
  frexp_5a141e();
  tint_symbol const tint_symbol_1 = {.value=float4()};
  return tint_symbol_1;
}

fragment void fragment_main() {
  frexp_5a141e();
  return;
}

kernel void compute_main() {
  frexp_5a141e();
  return;
}

