* instead.
   */
  @VisibleForTesting
  boolean isLiveForTesting(InternalEntry<K, V, ?> entry) {
    return segmentFor(entry.getHash()).getLiveValueForTesting(entry) != null;
  }

  /**
   * Returns the segment that should be used for a key with the given hash.
   *
   * @param hash the hash code for the key
   * @return the segment
   */