#include <metal_stdlib>

using namespace metal;
struct buf0 {
  /* 0x0000 */ float one;
};
struct main_out {
  float4 x_GLF_color_1;
};
struct tint_symbol_1 {
  float4 x_GLF_color_1 [[color(0)]];
};

void func_(constant buf0& x_6) {
  float const x_28 = x_6.one;
  if ((1.0f > x_28)) {
    discard_fragment();
  }
  return;
}

void main_1(constant buf0& x_6, thread float4* const tint_symbol_4) {
  *(tint_symbol_4) = float4(0.0f, 0.0f, 0.0f, 0.0f);
  while (true) {
    func_(x_6);
    if (false) {
    } else {
      break;
    }
  }
  *(tint_symbol_4) = float4(1.0f, 0.0f, 0.0f, 1.0f);
  return;
}

fragment tint_symbol_1 tint_symbol(constant buf0& x_6 [[buffer(0)]]) {
  thread float4 tint_symbol_5 = 0.0f;
  main_1(x_6, &(tint_symbol_5));
  main_out const tint_symbol_2 = {.x_GLF_color_1=tint_symbol_5};
  tint_symbol_1 const tint_symbol_3 = {.x_GLF_color_1=tint_symbol_2.x_GLF_color_1};
  return tint_symbol_3;
}

