#include <metal_stdlib>

using namespace metal;
struct buf0 {
  /* 0x0000 */ packed_float2 injected;
};
struct main_out {
  float4 x_GLF_color_1;
};
struct tint_symbol_1 {
  float4 x_GLF_color_1 [[color(0)]];
};

void main_1(constant buf0& x_5, thread float4* const tint_symbol_4) {
  int m = 0;
  *(tint_symbol_4) = float4(1.0f, 0.0f, 0.0f, 1.0f);
  float const x_30 = x_5.injected.x;
  float const x_32 = x_5.injected.y;
  if ((x_30 > x_32)) {
    while (true) {
      {
        if (false) {
        } else {
          break;
        }
      }
    }
    m = 1;
    while (true) {
      if (true) {
      } else {
        break;
      }
      *(tint_symbol_4) = float4(1.0f, 0.0f, 0.0f, 1.0f);
    }
  }
  return;
}

fragment tint_symbol_1 tint_symbol(constant buf0& x_5 [[buffer(0)]]) {
  thread float4 tint_symbol_5 = 0.0f;
  main_1(x_5, &(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;
}

