#include <metal_stdlib>

using namespace metal;
int i() {
  thread int tint_symbol_1 = 0;
  tint_symbol_1 = as_type<int>((as_type<uint>(tint_symbol_1) + as_type<uint>(1)));
  return tint_symbol_1;
}

kernel void f(const constant half3x4* tint_symbol_2 [[buffer(0)]]) {
  int const tint_symbol = i();
  int const p_m_i_save = tint_symbol;
  half3x4 const l_m = *(tint_symbol_2);
  half4 const l_m_i = (*(tint_symbol_2))[p_m_i_save];
  return;
}

