struct Uniforms {
  i : u32;
};

struct InnerS {
  v : i32;
};

struct OuterS {
  a1 : array<InnerS, 8>;
};

[[group(1), binding(4)]] var<uniform> uniforms : Uniforms;

[[stage(compute), workgroup_size(1)]]
fn main() {
  var v : InnerS;
  var s1 : OuterS;
  for (var i: i32 = 0; i < 4; i = i + 1) {
    s1.a1[uniforms.i] = v;
  }
}
