var x Int
		_, ok := x.SetString(s, 0)
		if !ok {
			t.Errorf("SetString(%s, 0) failed", s)
			continue
		}

		want, err := strconv.ParseInt(s, 0, 64)
		if err != nil {
			if err.(*strconv.NumError).Err == strconv.ErrRange {
				if x.IsInt64() {
					t.Errorf("IsInt64(%s) succeeded unexpectedly", s)
				}
			} else {
				t.Errorf("ParseInt(%s) failed", s)
			}
			continue
		}