assertBitEquals(1.0, at.get());
    for (double x : VALUES) {
      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());
    }
  }