if (element == null) {
            for (Entry e = header.next; e != header; e = e.next) {
                if (e.element == null) {
                    e.remove();
                    return true;
                }
            }
        } else {
            for (Entry e = header.next; e != header; e = e.next) {
                if (element.equals(e.element)) {
                    e.remove();

	}
	tok = p.next()
	if tok.ScanToken == '+' {
		if p.next().ScanToken != scanner.Int {
			return "", obj.ABI0, false
		}
		tok = p.next()
	}
	if tok.ScanToken != '(' {
		return "", obj.ABI0, false
	}
	if reg := p.next(); reg.ScanToken != scanner.Ident || reg.String() != "SB" {
		return "", obj.ABI0, false
	}
	if p.next().ScanToken != ')' || p.peek() != scanner.EOF {

    // Safe because hasNext() ensures that tryToComputeNext() has put a T into `next`.
    T result = uncheckedCastNullableTToT(next);
    next = null;
    return result;
  }

  /**
   * Returns the next element in the iteration without advancing the iteration, according to the
   * contract of {@link PeekingIterator#peek()}.
   *

        }
    }

    private void parseHtmlEntity(StringBuilder buffer) {
        scanner.next();
        scanner.mark();
        scanner.find(';');
        String value = ENTITIES.get(scanner.region().toLowerCase(Locale.ROOT));
        buffer.append(value);
        scanner.next();
    }

    private void parseHtmlEncodedChar(StringBuilder buffer) {
        scanner.next(2);
        scanner.mark();

    assertThrows(NoSuchElementException.class, () -> iterator.next());
    assertThrows(IllegalStateException.class, () -> iterable.iterator());
  }

  public void testOf_one() {
    Iterable<String> iterable = MinimalIterable.of("a");
    Iterator<String> iterator = iterable.iterator();
    assertTrue(iterator.hasNext());
    assertEquals("a", iterator.next());
    assertFalse(iterator.hasNext());

    assertTrue(iterator.hasNext());
    assertEquals("a", iterator.next());
    assertThrows(UnsupportedOperationException.class, () -> iterator.remove());
  }

  @SuppressWarnings("DoNotCall")
  public void testAdd() {
    ListIterator<String> iterator = create();

    assertTrue(iterator.hasNext());
    assertEquals("a", iterator.next());
    assertEquals("b", iterator.next());
    assertEquals("b", iterator.previous());

        throw new IllegalStateException();
      }
      iterator.remove();
    }
  }

  public void testCanCatchSunJavaBug6529795InTargetIterator() {
    try {
      /* Choose 4 steps to get sequence [next, next, next, remove] */
      new IteratorTester<Integer>(
          4, MODIFIABLE, newArrayList(1, 2), IteratorTester.KnownOrder.KNOWN_ORDER) {
        @Override
        protected Iterator<Integer> newTargetIterator() {

    assertTrue(cycle.hasNext());
    assertEquals("a", cycle.next());
    cycle.remove();
    assertEquals(singletonList("b"), iterable);
    assertTrue(cycle.hasNext());
    assertEquals("b", cycle.next());
    assertTrue(cycle.hasNext());
    assertEquals("b", cycle.next());
    cycle.remove();
    assertEquals(emptyList(), iterable);
    assertFalse(cycle.hasNext());
  }

    }

    public boolean isEmpty() {
        return pos == input.length();
    }

    public void mark() {
        markPos = pos;
    }

    public void next() {
        next(1);
    }

    public void next(int n) {
        pos += n;
    }

    public boolean lookingAt(char c) {
        return input.charAt(pos) == c;
    }

    public boolean lookingAt(CharSequence prefix) {

        assertThat(it.hasNext(), is(true));
        assertThat(it.next(), is(sameClass(Integer.class)));

        assertThat(it.hasNext(), is(true));
        assertThat(it.next(), is(sameClass(Number.class)));

        assertThat(it.hasNext(), is(true));
        assertThat(it.next(), is(sameClass(Object.class)));

        assertThat(it.hasNext(), is(not(true)));
    }

    /**