#include <metal_stdlib>

using namespace metal;
struct main_out {
  float4 x_GLF_color_1;
};
struct tint_symbol_2 {
  float4 x_GLF_color_1 [[color(0)]];
};

void main_1(thread float4* const tint_symbol_5, thread float4* const tint_symbol_6) {
  *(tint_symbol_5) = float4(1.0f, 0.0f, 0.0f, 1.0f);
  if (true) {
    float const x_23 = (*(tint_symbol_6)).x;
    if ((x_23 < 0.0f)) {
      while (true) {
        *(tint_symbol_5) = float4(1.0f, 0.0f, 0.0f, 1.0f);
        {
          float const x_32 = (*(tint_symbol_6)).x;
          if ((x_32 < 0.0f)) {
          } else {
            break;
          }
        }
      }
    }
  }
  return;
}

fragment tint_symbol_2 tint_symbol(float4 gl_FragCoord_param [[position]]) {
  thread float4 tint_symbol_7 = 0.0f;
  thread float4 tint_symbol_8 = 0.0f;
  tint_symbol_7 = gl_FragCoord_param;
  main_1(&(tint_symbol_8), &(tint_symbol_7));
  main_out const tint_symbol_3 = {.x_GLF_color_1=tint_symbol_8};
  tint_symbol_2 const tint_symbol_4 = {.x_GLF_color_1=tint_symbol_3.x_GLF_color_1};
  return tint_symbol_4;
}

