if z.init {
		return
	}
	z.init = true
	C.mpz_init(&z.i[0])
}

// Bytes returns z's representation as a big-endian byte array.
func (z *Int) Bytes() []byte {
	b := make([]byte, (z.Len()+7)/8)
	n := C.size_t(len(b))
	C.mpz_export(unsafe.Pointer(&b[0]), &n, 1, 1, 1, 0, &z.i[0])
	return b[0:n]
}

// Len returns the length of z in bits.  0 is considered to have length 1.
func (z *Int) Len() int {

    assertTrue(Range.closed(3, 7).isConnected(Range.open(6, 8)));
    assertTrue(Range.open(3, 7).isConnected(Range.closed(5, 6)));
    assertFalse(Range.closed(3, 5).isConnected(Range.closed(7, 8)));
    assertFalse(Range.closed(3, 5).isConnected(Range.closedOpen(7, 7)));
  }

  private static void checkContains(Range<Integer> range) {
    assertFalse(range.contains(4));
    assertTrue(range.contains(5));

    assertTrue(Range.closed(3, 7).isConnected(Range.open(6, 8)));
    assertTrue(Range.open(3, 7).isConnected(Range.closed(5, 6)));
    assertFalse(Range.closed(3, 5).isConnected(Range.closed(7, 8)));
    assertFalse(Range.closed(3, 5).isConnected(Range.closedOpen(7, 7)));
  }

  private static void checkContains(Range<Integer> range) {
    assertFalse(range.contains(4));
    assertTrue(range.contains(5));

    checkConcurrencyLevel(2, 2);
    checkConcurrencyLevel(3, 4);
    checkConcurrencyLevel(4, 4);
    checkConcurrencyLevel(5, 8);
    checkConcurrencyLevel(6, 8);
    checkConcurrencyLevel(7, 8);
    checkConcurrencyLevel(8, 8);
  }

  private static void checkConcurrencyLevel(int concurrencyLevel, int segmentCount) {
    MapMakerInternalMap<Object, Object, ?, ?> map =

    checkConcurrencyLevel(2, 2);
    checkConcurrencyLevel(3, 4);
    checkConcurrencyLevel(4, 4);
    checkConcurrencyLevel(5, 8);
    checkConcurrencyLevel(6, 8);
    checkConcurrencyLevel(7, 8);
    checkConcurrencyLevel(8, 8);
  }

  private static void checkConcurrencyLevel(int concurrencyLevel, int segmentCount) {
    MapMakerInternalMap<Object, Object, ?, ?> map =

  }

  public void testConcatVarargs() {
    List<Integer> list1 = newArrayList(1);
    List<Integer> list2 = newArrayList(4);
    List<Integer> list3 = newArrayList(7, 8);
    List<Integer> list4 = newArrayList(9);
    List<Integer> list5 = newArrayList(10);
    FluentIterable<Integer> result = FluentIterable.concat(list1, list2, list3, list4, list5);

              }
            ]
          }
        ]
      },
      "gridPos": {
        "h": 6,
        "w": 12,
        "x": 12,
        "y": 30
      },
      "id": 78,
      "options": {
        "legend": {
          "calcs": [],
          "displayMode": "list",
          "placement": "bottom",
          "showLegend": true
        },
        "tooltip": {

    assertThrows(IllegalArgumentException.class, () -> bazList.add(5));
    assertThrows(IllegalArgumentException.class, () -> bazList.add(0, 6));
    assertThrows(IllegalArgumentException.class, () -> bazList.addAll(ImmutableList.of(7, 8)));
    assertThrows(IllegalArgumentException.class, () -> bazList.addAll(0, ImmutableList.of(9, 10)));
  }

  @J2ktIncompatible
  @GwtIncompatible // NullPointerTester
  public void testNullPointers() {

pkg debug/dwarf, const AttrAbstractOrigin = 49
pkg debug/dwarf, const AttrAccessibility = 50
pkg debug/dwarf, const AttrAddrClass = 51
pkg debug/dwarf, const AttrAllocated = 78
pkg debug/dwarf, const AttrArtificial = 52
pkg debug/dwarf, const AttrAssociated = 79
pkg debug/dwarf, const AttrBaseTypes = 53
pkg debug/dwarf, const AttrBitOffset = 12
pkg debug/dwarf, const AttrBitSize = 13

              }
            ]
          }
        },
        "overrides": []
      },
      "gridPos": {
        "h": 4,
        "w": 3,
        "x": 3,
        "y": 6
      },
      "id": 78,
      "maxDataPoints": 100,
      "options": {
        "minVizHeight": 75,
        "minVizWidth": 75,
        "orientation": "auto",
        "reduceOptions": {
          "calcs": [
            "lastNotNull"