E onlyElement = (E) requireNonNull(elements[0]);
        return of(onlyElement);
      default:
        /*
         * The suppression is safe because the callers promise to put non-null objects in the first
         * `length` array elements.
         */
        @SuppressWarnings("nullness")
        Object[] elementsWithoutTrailingNulls =

     * ImmutableSortedSet#orderedBy}.
     */
    /*
     * TODO(cpovirk): use Object[] instead of E[] in the mainline? (The backport is different and
     * doesn't need this suppression, but we keep it to minimize diffs.) Generally be more clear
     * about when we have an Object[] vs. a Comparable[] or other array type in internalArray? If we

    throw new InvalidObjectException("Use SerializedForm");
  }

  // This class is never actually serialized directly, but we have to make the
  // warning go away (and suppressing would suppress for all nested classes too)
  @GwtIncompatible @J2ktIncompatible private static final long serialVersionUID = 0;

  /**

*   Improved convolution padding documentation.
*   Add a tag constant, gpu, to present graph with GPU support.
*   `saved_model.utils` now support SparseTensors transparently.
*   A more efficient implementation of non-max suppression.
*   Add support for the shrinkage-type L2 to FtrlOptimizer in addition to the
    online L2 it already supports.
*   Fix negative variance in moments calculation.

to properly handle hyperlink underlines for breadcrumbs built\n  // without `<ul>`s. The `::before` pseudo-element generates an element\n  // *within* the .breadcrumb-item and thereby inherits the `text-decoration`.\n  //\n  // To trick IE into suppressing the underline, we give the pseudo-element an\n  // underline and then immediately remove it.\n  + .breadcrumb-item:hover::before {\n    text-decoration: underline;\n  }\n  // stylelint-disable-next-line no-duplicate-selectors\n  + .breadcrumb-item:hover::before...

to properly handle hyperlink underlines for breadcrumbs built\n  // without `<ul>`s. The `::before` pseudo-element generates an element\n  // *within* the .breadcrumb-item and thereby inherits the `text-decoration`.\n  //\n  // To trick IE into suppressing the underline, we give the pseudo-element an\n  // underline and then immediately remove it.\n  + .breadcrumb-item:hover::before {\n    text-decoration: underline;\n  }\n  // stylelint-disable-next-line no-duplicate-selectors\n  + .breadcrumb-item:hover::before...