#include <metal_stdlib>

using namespace metal;
struct main_out {
  float4 x_GLF_color_1;
};
struct tint_symbol_1 {
  float4 x_GLF_color_1 [[color(0)]];
};

void main_1(thread float4* const tint_symbol_4) {
  int i = 0;
  int j = 0;
  i = 0;
  j = 1;
  while (true) {
    int const x_28 = i;
    int const x_29 = j;
    if ((x_28 < clamp(x_29, 5, 9))) {
    } else {
      break;
    }
    int const x_33 = i;
    i = (x_33 + 1);
    int const x_35 = j;
    j = (x_35 + 1);
  }
  int const x_37 = i;
  int const x_39 = j;
  if (((x_37 == 9) & (x_39 == 10))) {
    *(tint_symbol_4) = float4(1.0f, 0.0f, 0.0f, 1.0f);
  } else {
    *(tint_symbol_4) = float4(0.0f, 0.0f, 0.0f, 0.0f);
  }
  return;
}

fragment tint_symbol_1 tint_symbol() {
  thread float4 tint_symbol_5 = 0.0f;
  main_1(&(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;
}

