#include <metal_stdlib>

using namespace metal;
struct S {
  uint3 v;
};

void f() {
  thread S tint_symbol = {};
  tint_symbol.v = uint3(1u, 2u, 3u);
  tint_symbol.v[0] = 1u;
  tint_symbol.v[1] = 2u;
  tint_symbol.v[2] = 3u;
}