#include <metal_stdlib>

using namespace metal;
struct tint_symbol {
  float4 value [[position]];
};

float4 vertex_main_inner(texture2d<float, access::write> tint_symbol_1) {
  float4 const value = float4(1.0f, 2.0f, 3.0f, 4.0f);
  tint_symbol_1.write(value, uint2(int2(9, 8)));
  return float4(0.0f);
}

vertex tint_symbol vertex_main(texture2d<float, access::write> tint_symbol_2 [[texture(0)]]) {
  float4 const inner_result = vertex_main_inner(tint_symbol_2);
  tint_symbol wrapper_result = {};
  wrapper_result.value = inner_result;
  return wrapper_result;
}

