private static final int ODD_POWERS_OF_TWO = 0xaaaaaaaa;

  @VisibleForTesting
  static boolean isEvenLevel(int index) {
    int oneBased = ~~(index + 1); // for GWT
    checkState(oneBased > 0, "negative index");
    return (oneBased & EVEN_POWERS_OF_TWO) > (oneBased & ODD_POWERS_OF_TWO);
  }

  /**
   * Returns {@code true} if the MinMax heap structure holds. This is only used in testing.
   *

  }

  /**
   * Constructs a new, empty bimap with the specified expected size.
   *
   * @param expectedSize the expected number of entries
   * @throws IllegalArgumentException if the specified expected size is negative
   */
  public static <K extends @Nullable Object, V extends @Nullable Object> HashBiMap<K, V> create(
      int expectedSize) {
    return new HashBiMap<>(expectedSize);
  }

  /**

   * serializable if {@code e} is.
   *
   * @param e the element to be associated with the returned entry
   * @param n the count to be associated with the returned entry
   * @throws IllegalArgumentException if {@code n} is negative
   */
  public static <E extends @Nullable Object> Multiset.Entry<E> immutableEntry(
      @ParametricNullness E e, int n) {
    return new ImmutableEntry<>(e, n);
  }

   * serializable if {@code e} is.
   *
   * @param e the element to be associated with the returned entry
   * @param n the count to be associated with the returned entry
   * @throws IllegalArgumentException if {@code n} is negative
   */
  public static <E extends @Nullable Object> Multiset.Entry<E> immutableEntry(
      @ParametricNullness E e, int n) {
    return new ImmutableEntry<>(e, n);
  }

   * @return a new, empty {@code CompactHashMap} with enough capacity to hold {@code expectedSize}
   *     elements without resizing
   * @throws IllegalArgumentException if {@code expectedSize} is negative
   */
  public static <K extends @Nullable Object, V extends @Nullable Object>
      CompactHashMap<K, V> createWithExpectedSize(int expectedSize) {
    return new CompactHashMap<>(expectedSize);
  }

			accessKey:          credentials.AccessKey,
			secretKey:          credentials.SecretKey,
			expectedRespStatus: http.StatusNotImplemented,
			shouldPass:         false,
		},
		// Test case - 6.
		// Setting a negative value to max-uploads parameter, should result in http.StatusBadRequest.
		{
			bucket:             bucketName,
			prefix:             "",
			keyMarker:          "",
			uploadIDMarker:     "",

   * @see FileChannel#map(MapMode, long, long)
   * @since 2.0
   */
  public static MappedByteBuffer map(File file, MapMode mode, long size) throws IOException {
    checkArgument(size >= 0, "size (%s) may not be negative", size);
    return mapInternal(file, mode, size);
  }

  private static MappedByteBuffer mapInternal(File file, MapMode mode, long size)
      throws IOException {
    checkNotNull(file);

   * @return a new, empty hash set with enough capacity to hold {@code expectedSize} elements
   *     without resizing
   * @throws IllegalArgumentException if {@code expectedSize} is negative
   */
  @SuppressWarnings("NonApiType") // acts as a direct substitute for a constructor call
  public static <E extends @Nullable Object> HashSet<E> newHashSetWithExpectedSize(
      int expectedSize) {

			off, decOff, firstPart, decryptSkip, seqNum = getCompressedOffsets(oi, off, decrypt)
			decLength = length
			length = oi.Size - off
			// For negative length we read everything.
			if decLength < 0 {
				decLength = actualSize - decOff
			}

			// Reply back invalid range if the input offset and length fall out of range.

*   Fixes a heap OOB in `SparseFillEmptyRows`
    ([CVE-2021-41224](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41224))
*   Fixes a segfault due to negative splits in `SplitV`
    ([CVE-2021-41222](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41222))
*   Fixes segfaults and vulnerabilities caused by accesses to invalid memory
    during shape inference in `Cudnn*` ops