}

// walkFromIndex matches packages in a module using the module index. modroot
// is the module's root directory on disk, index is the modindex.Module for the
// module, and importPathRoot is the module's path prefix.
func walkFromIndex(index *modindex.Module, importPathRoot string, isMatch, treeCanMatch func(string) bool, tags, have map[string]bool, addPkg func(string)) {
	index.Walk(func(reldir string) {

type IfaMsghdr struct {
	Msglen  uint16
	Version uint8
	Type    uint8
	Hdrlen  uint16
	Index   uint16
	Tableid uint16
	Pad1    uint8
	Pad2    uint8
	Addrs   int32
	Flags   int32
	Metric  int32
}

type IfAnnounceMsghdr struct {
	Msglen  uint16
	Version uint8
	Type    uint8
	Hdrlen  uint16
	Index   uint16
	What    uint16
	Name    [16]int8
}

type RtMsghdr struct {

	return func(h *dependency) {
		h.filter.selects = lbls
	}
}

// FilterIndex selects only objects matching a key in an index.
func FilterIndex[I any, K comparable](idx *Index[I, K], k K) FetchOption {
	return func(h *dependency) {
		// Index is used to pre-filter on the List, and also to match in Matches. Provide type-erased methods for both
		h.filter.listFromIndex = func() any {
			return idx.Lookup(k)
		}

	Type    uint8
	Addrs   int32
	Flags   int32
	Index   uint16
	_       uint16
	Metric  int32
}

type IfmaMsghdr struct {
	Msglen  uint16
	Version uint8
	Type    uint8
	Addrs   int32
	Flags   int32
	Index   uint16
	_       uint16
}

type IfAnnounceMsghdr struct {
	Msglen  uint16
	Version uint8
	Type    uint8
	Index   uint16
	Name    [16]int8
	What    uint16
}

	offsetS390xHasVX = unsafe.Offsetof(cpu.S390X.HasVX)

	offsetPPC64HasPOWER9 = unsafe.Offsetof(cpu.PPC64.IsPOWER9)
)

// MaxLen is the maximum length of the string to be searched for (argument b) in Index.
// If MaxLen is not 0, make sure MaxLen >= 4.
var MaxLen int

// PrimeRK is the prime base used in Rabin-Karp algorithm.
const PrimeRK = 16777619

// HashStr returns the hash and the appropriate multiplicative

	}
	o.ParentPath = append(o.ParentPath, key)
}

// AppendIndex adds an index to the most recent field of
// the current parent path, if TrackUnknownFieldPaths is true.
func (o *UnknownFieldPathOptions) AppendIndex(index int) {
	if !o.TrackUnknownFieldPaths {
		return
	}
	o.ParentPath = append(o.ParentPath, "[", strconv.Itoa(index), "]")

type IfaMsghdr struct {
	Msglen  uint16
	Version uint8
	Type    uint8
	Hdrlen  uint16
	Index   uint16
	Tableid uint16
	Pad1    uint8
	Pad2    uint8
	Addrs   int32
	Flags   int32
	Metric  int32
}

type IfAnnounceMsghdr struct {
	Msglen  uint16
	Version uint8
	Type    uint8
	Hdrlen  uint16
	Index   uint16
	What    uint16
	Name    [16]int8
}

type RtMsghdr struct {

}

func (i *iterator) Value() any {
	return nil
}

func (i *iterator) HasNext() ref.Val {
	return types.Bool(i.index < len(i.parent.knownValues))
}

func (i *iterator) Next() ref.Val {
	ret := i.parent.Get(types.String(i.parent.knownValues[i.index]))
	i.index++
	return ret
}

		}

		if !reflect.DeepEqual(bp, bp1) {
			t.Errorf("mismatch")
			t.Logf("index:\n%s", hex.Dump(data))

			js, err := json.MarshalIndent(bp, "", "\t")
			if err != nil {
				t.Fatal(err)
			}
			js1, err := json.MarshalIndent(bp1, "", "\t")
			if err != nil {
				t.Fatal(err)
			}
			t.Logf("diff:\n%s", diff.Diff("index", js, "correct", js1))
			t.FailNow()
		}
	}

func (s *DebugSocket) InstallDebugFlag(flag string, handler func(http.ResponseWriter, *http.Request)) {
	f := DebugFlags{}
	s.mux.HandleFunc("/debug/flags", f.Index)
	s.mux.HandleFunc("/debug/flags/", f.Index)

	url := path.Join("/debug/flags", flag)
	s.mux.HandleFunc(url, handler)

	f.addFlag(flag)
}

// Run starts the server and waits for stopCh to be closed to close the server.