assert(binary.Read(r, binary.LittleEndian, pr.elemEndsEnds[:]) == nil)

	pr.elemEnds = make([]uint32, pr.elemEndsEnds[len(pr.elemEndsEnds)-1])
	assert(binary.Read(r, binary.LittleEndian, pr.elemEnds[:]) == nil)

	pos, err := r.Seek(0, io.SeekCurrent)
	assert(err == nil)

	pr.elemData = input[pos:]
	assert(len(pr.elemData)-8 == int(pr.elemEnds[len(pr.elemEnds)-1]))

	return pr
}

		flags |= flagSyncMarkers
	}
	writeUint32(flags)

	// Write elemEndsEnds.
	var sum uint32
	for _, elems := range &pw.elems {
		sum += uint32(len(elems))
		writeUint32(sum)
	}

	// Write elemEnds.
	sum = 0
	for _, elems := range &pw.elems {
		for _, elem := range elems {
			sum += uint32(len(elem))
			writeUint32(sum)
		}
	}

	// Write elemData.
	for _, elems := range &pw.elems {

    @Override
    protected Set<String> create(String[] elements) {
      return ImmutableSet.copyOf(elements);
    }
  }

  public static class ImmutableSetUnsizedBuilderGenerator extends TestStringSetGenerator {
    @Override
    protected Set<String> create(String[] elements) {
      ImmutableSet.Builder<String> builder = ImmutableSet.builder();
      for (String e : elements) {
        builder.add(e);
      }

    @Override
    protected List<String> create(String[] elements) {
      String[] suffix = {"f", "g"};
      String[] all = new String[elements.length + suffix.length];
      System.arraycopy(elements, 0, all, 0, elements.length);
      System.arraycopy(suffix, 0, all, elements.length, suffix.length);
      return ImmutableList.copyOf(all).subList(0, elements.length);
    }
  }

        others.length <= Integer.MAX_VALUE - 6, "the total number of elements must fit in an int");
    final int paramCount = 6;
    Object[] elements = new Object[paramCount + others.length];
    elements[0] = e1;
    elements[1] = e2;
    elements[2] = e3;
    elements[3] = e4;
    elements[4] = e5;
    elements[5] = e6;
    System.arraycopy(others, 0, elements, paramCount, others.length);

    @Override
    protected Set<String> create(String[] elements) {
      return ImmutableSet.copyOf(elements);
    }
  }

  public static class ImmutableSetUnsizedBuilderGenerator extends TestStringSetGenerator {
    @Override
    protected Set<String> create(String[] elements) {
      ImmutableSet.Builder<String> builder = ImmutableSet.builder();
      for (String e : elements) {
        builder.add(e);
      }

  @JsMethod(name = "of")
  static <E> ImmutableSet<E> jsOf(E... elements) {
    return copyOf(elements);
  }

  @JsMethod
  public static <E> ImmutableSet<E> copyOf(E[] elements) {
    checkNotNull(elements);
    switch (elements.length) {
      case 0:
        return of();
      case 1:
        return of(elements[0]);
      default:
        return create(elements);
    }
  }

  if (!attr) return false;

  auto elements = attr.getValue();
  if (elements.size() != 4 ||
      std::any_of(elements.begin(), elements.end(),
                  [](Attribute e) { return !mlir::isa<IntegerAttr>(e); }))
    return false;

  if (mlir::cast<IntegerAttr>(elements.front()).getInt() != 1 ||
      mlir::cast<IntegerAttr>(elements.back()).getInt() != 1)
    return false;

  RegularImmutableSortedSet(ImmutableList<E> elements, Comparator<? super E> comparator) {
    super(comparator);
    this.elements = elements;
  }

  @Override
  @CheckForNull
  @Nullable
  Object[] internalArray() {
    return elements.internalArray();
  }

  @Override
  int internalArrayStart() {
    return elements.internalArrayStart();
  }

  @Override

   */
  protected ArrayWithDuplicate<E> createArrayWithDuplicateElement() {
    E[] elements = createSamplesArray();
    E duplicate = elements[(elements.length / 2) - 1];
    elements[(elements.length / 2) + 1] = duplicate;
    return new ArrayWithDuplicate<>(elements, duplicate);
  }

  // Helper methods to improve readability of derived classes

  protected int getNumElements() {