func (z *Int) Div(x, y *Int) *Int {
	x.doinit()
	y.doinit()
	z.doinit()
	C.mpz_tdiv_q(&z.i[0], &x.i[0], &y.i[0])
	return z
}

// Mod sets z = x % y and returns z.
// Like the result of the Go % operator, z has the same sign as x.
func (z *Int) Mod(x, y *Int) *Int {
	x.doinit()
	y.doinit()
	z.doinit()
	C.mpz_tdiv_r(&z.i[0], &x.i[0], &y.i[0])
	return z
}

			return 0, errArithDivideByZero
		}
		return left / right, nil
	case opMultiply:
		return left * right, nil
	case opModulo:
		if right == 0 {
			return 0, errArithDivideByZero
		}
		return math.Mod(left, right), nil
	}
	// This does not happen
	return 0, nil

		var p PolicyDoc
		err = p.parseJSON(data)
		if err != nil {
			return err
		}

		if p.Version == 0 {
			// This means that policy was in the old version (without any
			// timestamp info). We fetch the mod time of the file and save
			// that as create and update date.
			p.CreateDate = objInfo.ModTime
			p.UpdateDate = objInfo.ModTime
		}

		m[policy] = p
		return nil
	}
}

			if ok1 != ok2 {
				t.Errorf("Expected %s, got %s", test.expectedErr, err)
			}
			if test.succmodTimes != nil {
				if !test.expectedSuccModTime.Equal(fi.SuccessorModTime) {
					t.Errorf("Expected successor mod time to be %v but got %v", test.expectedSuccModTime, fi.SuccessorModTime)
				}
				if test.expectedIsLatest != fi.IsLatest {
					t.Errorf("Expected IsLatest to be %v but got %v", test.expectedIsLatest, fi.IsLatest)
				}

			// Check if we should skip scanning folder...
			// We can only skip if we are not indexing into a compacted destination
			// and the entry itself is compacted.
			if !into.Compacted && f.oldCache.isCompacted(h) {
				if !h.mod(f.oldCache.Info.NextCycle, dataUsageUpdateDirCycles) {
					// Transfer and add as child...
					f.newCache.copyWithChildren(&f.oldCache, h, folder.parent)
					into.addChild(h)
					continue
				}
			}