#include <metal_stdlib>

using namespace metal;
kernel void f(const constant half4x4* tint_symbol [[buffer(0)]]) {
  half4x4 const t = transpose(*(tint_symbol));
  half const l = length((*(tint_symbol))[1]);
  half const a = fabs((*(tint_symbol))[0].ywxz[0]);
  return;
}

