#include <metal_stdlib>

using namespace metal;
struct str {
  float4 i;
};

float4 func(thread float4* const pointer) {
  return *(pointer);
}

kernel void tint_symbol() {
  thread str tint_symbol_1 = {};
  float4 const r = func(&(tint_symbol_1.i));
  return;
}

