want6 = bytealg.CountString(addr, '[') > 0
	}
	if want6 {
		return addrs.first(isNotIPv4)
	}
	return addrs.first(isIPv4)
}

// first returns the first address which satisfies strategy, or if
// none do, then the first address of any kind.
func (addrs addrList) first(strategy func(Addr) bool) Addr {
	for _, addr := range addrs {
		if strategy(addr) {
			return addr
		}
	}

		if len(f) < 2 {
			continue
		}
		addr := f[1]
		if i := bytealg.IndexByteString(addr, '!'); i >= 0 {
			addr = addr[:i] // remove port
		}
		if ParseIP(addr) == nil {
			continue
		}
		// only return unique addresses
		for _, a := range addrs {
			if a == addr {
				continue loop
			}
		}
		addrs = append(addrs, addr)
	}
	return
}

// described in RFC 2782.
func (addrs byPriorityWeight) shuffleByWeight() {
	sum := 0
	for _, addr := range addrs {
		sum += int(addr.Weight)
	}
	for sum > 0 && len(addrs) > 1 {
		s := 0
		n := randIntn(sum)
		for i := range addrs {
			s += int(addrs[i].Weight)
			if s > n {
				if i > 0 {
					addrs[0], addrs[i] = addrs[i], addrs[0]
				}
				break
			}
		}

	defer cancel()
	var addrs []netip.Addr
	var lookupErr error
	if (len(lookupIPAddr) > 0) && (lookupIPAddr[0] != nil) {
		// if there are more than one lookup function, ignore all but first
		addrs, lookupErr = lookupIPAddr[0](ctx, host)
	} else {
		addrs, lookupErr = net.DefaultResolver.LookupNetIP(ctx, "ip", host)
	}
	if lookupErr != nil || len(addrs) == 0 {

        UniAddress[] addrs = new UniAddress[iaddrs.length];
        for ( int ii = 0; ii < iaddrs.length; ii++ ) {
            addrs[ ii ] = new UniAddress(iaddrs[ ii ]);
        }
        return addrs;
    }


    private static UniAddress[] wrapNetbiosAddresses ( NetbiosAddress[] addr ) {
        UniAddress[] addrs = new UniAddress[addr.length];

	"testing"
)

func TestConvertMemProfile(t *testing.T) {
	addr1, addr2, map1, map2 := testPCs(t)

	// MemProfileRecord stacks are return PCs, so add one to the
	// addresses recorded in the "profile". The proto profile
	// locations are call PCs, so conversion will subtract one
	// from these and get back to addr1 and addr2.
	a1, a2 := uintptr(addr1)+1, uintptr(addr2)+1
	rate := int64(512 * 1024)
	rec := []profilerecord.MemProfileRecord{

	for {
		var addr0, addr1 uintptr
		tp0, addr0 = tp0.next(addr + size)
		tp1, addr1 = tp1.next(addr + size)
		if addr0 != addr1 {
			failed = true
			break
		}
		if addr0 == 0 {
			break
		}
	}
	if failed {
		tp0 := s.typePointersOfType(typ, addr)
		tp1 := s.typePointersOf(addr, size)
		print("runtime: addr=", hex(addr), " size=", size, "\n")
		print("runtime: type=", toRType(typ).string(), "\n")

	tests := []struct {
		name     string
		addrs    []string
		expected bool
	}{
		{
			name:     "ipv4 only",
			addrs:    []string{"1.1.1.1", "127.0.0.1", "2.2.2.2"},
			expected: false,
		},
		{
			name:     "ipv6 only",
			addrs:    []string{"1111:2222::1", "::1", "2222:3333::1"},
			expected: true,
		},
		{
			name:     "mixed ipv4 and ipv6",

			case ch&bss != 0:
				sym.Code = 'B'
			}
			sym.Addr += imageBase + uint64(sect.VirtualAddress)
		}
		syms = append(syms, sym)
		addrs = append(addrs, sym.Addr)
	}

	sort.Sort(uint64s(addrs))
	for i := range syms {
		j := sort.Search(len(addrs), func(x int) bool { return addrs[x] > syms[i].Addr })
		if j < len(addrs) {
			syms[i].Size = int64(addrs[j] - syms[i].Addr)
		}
	}

	return syms, nil
}

			addrs = append(addrs, v.Addr().String())
			ports = append(ports, int(v.Port()))
		}
	}
	if len(addrs) > 0 {
		return addrs, ports, nil
	}

	return nil, nil, fmt.Errorf("failed to get address for port %v", port)
}

// AddressForPort returns the externally reachable host and port of the component for the given port.
func (c *ingressImpl) AddressesForPort(port int) ([]string, []int) {