#include <metal_stdlib>

using namespace metal;
fragment void tint_symbol(device int* tint_symbol_1 [[buffer(0)]], device float* tint_symbol_3 [[buffer(1)]]) {
  thread bool tint_symbol_2 = false;
  if ((*(tint_symbol_1) < 0)) {
    tint_symbol_2 = true;
  }
  if (!(tint_symbol_2)) {
    *(tint_symbol_3) = dfdx(1.0f);
  }
  if (tint_symbol_2) {
    discard_fragment();
  }
  return;
}