//# publish
module 0x42.RTest {
    struct Coin has store { value: u64 }
    struct T { f: Self.Coin }

      public update(t: &mut Self.T, i: Self.Coin) {
        let x: &mut Self.Coin;
      label b0:
        x = &mut move(t).T::f;
        // cannot assign to ref where type does not have drop
        *move(x) = move(i);
        return;
    }
}