#include <metal_stdlib>

using namespace metal;
half2 tint_atanh(half2 x) {
  return select(atanh(x), half2(0.0h), (x >= half2(1.0h)));
}

void atanh_5bf88d() {
  half2 arg_0 = half2(0.0h);
  half2 res = tint_atanh(arg_0);
}

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

float4 vertex_main_inner() {
  atanh_5bf88d();
  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() {
  atanh_5bf88d();
  return;
}

kernel void compute_main() {
  atanh_5bf88d();
  return;
}

