}
  }

  /** get returns the last value lazySet at index by same thread */
  public void testGetLazySet() {
    AtomicDoubleArray aa = new AtomicDoubleArray(VALUES.length);
    for (int i = 0; i < VALUES.length; i++) {
      assertBitEquals(0.0, aa.get(i));
      aa.lazySet(i, VALUES[i]);
      assertBitEquals(VALUES[i], aa.get(i));
      aa.lazySet(i, -3.0);
      assertBitEquals(-3.0, aa.get(i));
    }
  }

      at.set(x);
      assertBitEquals(x, at.get());
    }
  }

  /** get returns the last value lazySet in same thread */
  public void testGetLazySet() {
    AtomicDouble at = new AtomicDouble(1.0);
    assertBitEquals(1.0, at.get());
    for (double x : VALUES) {
      at.lazySet(x);
      assertBitEquals(x, at.get());
    }
  }

    }

    @Override
    void putThread(Waiter waiter, Thread newValue) {
      waiterThreadUpdater.lazySet(waiter, newValue);
    }

    @Override
    void putNext(Waiter waiter, @CheckForNull Waiter newValue) {
      waiterNextUpdater.lazySet(waiter, newValue);
    }

    @Override
    boolean casWaiters(

    }

    @Override
    void putThread(Waiter waiter, Thread newValue) {
      waiterThreadUpdater.lazySet(waiter, newValue);
    }

    @Override
    void putNext(Waiter waiter, @CheckForNull Waiter newValue) {
      waiterNextUpdater.lazySet(waiter, newValue);
    }

    @Override
    boolean casWaiters(