#include <metal_stdlib>

using namespace metal;
struct Uniforms {
  /* 0x0000 */ uint i;
};
struct InnerS {
  int v;
};
struct tint_array_wrapper {
  InnerS arr[8];
};
struct OuterS {
  tint_array_wrapper a1;
};

kernel void tint_symbol(const constant Uniforms* tint_symbol_1 [[buffer(0)]]) {
  InnerS v = {};
  OuterS s1 = {};
  int i = 0;
  for(s1.a1.arr[(*(tint_symbol_1)).i] = v; (i < 4); i = as_type<int>((as_type<uint>(i) + as_type<uint>(1)))) {
  }
  return;
}

