for _, test := range findTests {
		re := MustCompile(test.pat)
		if re.String() != test.pat {
			t.Errorf("String() = `%s`; should be `%s`", re.String(), test.pat)
		}
		result := re.Find([]byte(test.text))
		switch {
		case len(test.matches) == 0 && len(result) == 0:
			// ok
		case test.matches == nil && result != nil:
			t.Errorf("expected no match; got one: %s", test)
		case test.matches != nil && result == nil:

	}
}

func boolCast(v *Value) (b bool, _ error) {
	sToB := func(s string) (bool, error) {
		switch s {
		case "true":
			return true, nil
		case "false":
			return false, nil
		default:
			return false, errCastFailure("cannot cast to Bool")
		}
	}
	switch x := v.value.(type) {
	case bool:
		return x, nil
	case string:
		return sToB(strings.ToLower(x))
	case []byte:

			switch {
			case k1 == intKind && k2 == uintKind:
				truth = arg1.Int() >= 0 && uint64(arg1.Int()) == arg.Uint()
			case k1 == uintKind && k2 == intKind:
				truth = arg.Int() >= 0 && arg1.Uint() == uint64(arg.Int())
			default:
				if arg1.IsValid() && arg.IsValid() {
					return false, errBadComparison
				}
			}
		} else {
			switch k1 {
			case boolKind:

    rewriter.replaceOpWithNewOp<tf_executor::SwitchOp>(
        op, new_types, new_operands, op->getAttrs());
    return success();
  }
};

class ConvertSwitchNOp : public ConversionPattern {
 public:
  explicit ConvertSwitchNOp(MLIRContext *context)
      : ConversionPattern("tfg.SwitchN", PatternBenefit(1), context) {}

  LogicalResult matchAndRewrite(

		children = append(children, tok(n.Switch, len("switch")))

	case *ast.TypeAssertExpr:
		children = append(children,
			tok(n.Lparen-1, len(".")),
			tok(n.Lparen, len("(")),
			tok(n.Rparen, len(")")))

	case *ast.TypeSpec:
		// TODO(adonovan): TypeSpec.{Doc,Comment}?

	case *ast.TypeSwitchStmt:
		children = append(children, tok(n.Switch, len("switch")))

	case *ast.UnaryExpr:

		field.GORMDataType = field.DataType
	}

	if val, ok := field.TagSettings["TYPE"]; ok {
		switch DataType(strings.ToLower(val)) {
		case Bool, Int, Uint, Float, String, Time, Bytes:
			field.DataType = DataType(strings.ToLower(val))
		default:
			field.DataType = DataType(val)
		}
	}

	if field.Size == 0 {
		switch reflect.Indirect(fieldValue).Kind() {

	if err != nil {
		err = msgp.WrapError(err)
		return
	}
	for zb0001 > 0 {
		zb0001--
		field, err = dc.ReadMapKeyPtr()
		if err != nil {
			err = msgp.WrapError(err)
			return
		}
		switch msgp.UnsafeString(field) {
		case "Curr":
			z.Curr, err = dc.ReadInt()
			if err != nil {
				err = msgp.WrapError(err, "Curr")
				return
			}
		case "Avg":
			z.Avg, err = dc.ReadFloat32()

	switch ct := v.Kind(); ct {
	case constant.Bool:
		if t.IsBoolean() {
			return v
		}

	case constant.String:
		if t.IsString() {
			return v
		}

	case constant.Int:
		if explicit && t.IsString() {
			return tostr(v)
		}
		fallthrough
	case constant.Float, constant.Complex:
		switch {
		case t.IsInteger():
			v = toint(v)

				buf.WriteString(str)
				startArg = 3
			}
		}

	case "mtspr":
		opcode := inst.Op.String()
		buf.WriteString(opcode[0:2])
		switch spr := inst.Args[0].(type) {
		case SpReg:
			switch spr {
			case 1:
				buf.WriteString("xer")
				startArg = 1
			case 8:
				buf.WriteString("lr")
				startArg = 1
			case 9:
				buf.WriteString("ctr")
				startArg = 1

	for _, addr := range addrs {
		hosts = append(hosts, addr.String())
	}
	return hosts, nil
}

func cgoLookupPort(ctx context.Context, network, service string) (port int, err error) {
	var hints _C_struct_addrinfo
	switch network {
	case "ip": // no hints
	case "tcp", "tcp4", "tcp6":
		*_C_ai_socktype(&hints) = _C_SOCK_STREAM
		*_C_ai_protocol(&hints) = _C_IPPROTO_TCP
	case "udp", "udp4", "udp6":