{"hello, (?P<noun>.+)", "goodbye, ${noun}", "hello, world", "goodbye, world"},
	{"(?P<x>hi)|(?P<x>bye)", "$x$x$x", "hi", "hihihi"},
	{"(?P<x>hi)|(?P<x>bye)", "$x$x$x", "bye", "byebyebye"},
	{"(?P<x>hi)|(?P<x>bye)", "$xyz", "hi", ""},
	{"(?P<x>hi)|(?P<x>bye)", "${x}yz", "hi", "hiyz"},
	{"(?P<x>hi)|(?P<x>bye)", "hello $$x", "hi", "hello $x"},
	{"a+", "${oops", "aaa", "${oops"},
	{"a+", "$$", "aaa", "$"},
	{"a+", "$", "aaa", "$"},

	z2hi, _ := bits.Mul64(z2, ix)
	z1hi, z1lo := bits.Mul64(z1, ix)
	z0lo := z0 * ix
	lo, c := bits.Add64(z1lo, z2hi, 0)
	hi, _ := bits.Add64(z0lo, z1hi, c)
	// Find the magnitude of the fraction.
	lz := uint(bits.LeadingZeros64(hi))
	e := uint64(bias - (lz + 1))
	// Clear implicit mantissa bit and shift into place.
	hi = (hi << (lz + 1)) | (lo >> (64 - (lz + 1)))

	// add and cmp add and compare scores.
	type score struct {
		hi int64
		lo int64
	}
	add := func(s, t score) score { return score{s.hi + t.hi, s.lo + t.lo} }
	cmp := func(s, t score) int {
		switch {
		case s.hi < t.hi:
			return -1
		case s.hi > t.hi:
			return +1
		case s.lo < t.lo:
			return -1
		case s.lo > t.lo:
			return +1
		}
		return 0

   * Asserts that a Unicode escaper escapes the given hi/lo surrogate pair into the expected string.
   *
   * @param escaper the non-null escaper to test
   * @param expected the expected output string
   * @param hi the high surrogate pair character
   * @param lo the low surrogate pair character
   */
  public static void assertUnicodeEscaping(
      UnicodeEscaper escaper, String expected, char hi, char lo) {

   * Asserts that a Unicode escaper escapes the given hi/lo surrogate pair into the expected string.
   *
   * @param escaper the non-null escaper to test
   * @param expected the expected output string
   * @param hi the high surrogate pair character
   * @param lo the low surrogate pair character
   */
  public static void assertUnicodeEscaping(
      UnicodeEscaper escaper, String expected, char hi, char lo) {

	return s.fields.At(i).(*TStruct);
}

func main() {
	v := new(Vector);
	v.elem = make([]Element, 10);
	t := new(TStruct);
	t.name = "hi";
	v.elem[0] = t;
	s := new(TStruct);
	s.name = "foo";
	s.fields = v;
	if s.field(0).name != "hi" {
		panic("bad name")
	}

	}
	if lo < minFold {
		// [lo, minFold-1] needs no folding.
		r = appendRange(r, lo, minFold-1)
		lo = minFold
	}
	if hi > maxFold {
		// [maxFold+1, hi] needs no folding.
		r = appendRange(r, maxFold+1, hi)
		hi = maxFold
	}

	// Brute force. Depend on appendRange to coalesce ranges on the fly.
	for c := lo; c <= hi; c++ {
		r = appendRange(r, c, c)
		f := unicode.SimpleFold(c)

	// Therefore we test for a perfect (lo==line && hi==line) match, but if we can't
	// find that we take the first imperfect match.
	index := -1
	indexLo := uint32(1e9)
	for i := range coverTest.Count {
		lo, hi := coverTest.Pos[3*i], coverTest.Pos[3*i+1]
		if lo == line && line == hi {
			return coverTest.Count[i], i
		}

					chunk = chunk[1:]
					break
				}
				var lo, hi rune
				if lo, chunk, err = getEsc(chunk); err != nil {
					return "", false, err
				}
				hi = lo
				if chunk[0] == '-' {
					if hi, chunk, err = getEsc(chunk[1:]); err != nil {
						return "", false, err
					}
				}
				if lo <= r && r <= hi {
					match = true
				}
				nrange++
			}
			if match == negated {

	fmt.Printf("%q %q %q %q", 3, i, 'x', r)
	fmt.Printf("%s %s %s", "hi", s, []byte{65})
	fmt.Printf("%t %t", true, b)
	fmt.Printf("%T %T", 3, i)
	fmt.Printf("%U %U", 3, i)
	fmt.Printf("%v %v", 3, i)
	fmt.Printf("%x %x %x %x %x %x %x", 3, i, "hi", s, x, c, fslice)
	fmt.Printf("%X %X %X %X %X %X %X", 3, i, "hi", s, x, c, fslice)
	fmt.Printf("%.*s %d %g", 3, "hi", 23, 2.3)
	fmt.Printf("%s", &stringerv)
	fmt.Printf("%v", &stringerv)