* string of size {@code size}, and are in order. A position index may range from zero to {@code
   * size}, inclusive.
   *
   * @param start a user-supplied index identifying a starting position in an array, list or string
   * @param end a user-supplied index identifying an ending position in an array, list or string
   * @param size the size of that array, list or string

	for _, name := range names {
		if !DB.Migrator().HasConstraint(&User{}, name) {
			DB.Migrator().CreateConstraint(&User{}, name)
		}

		if err := DB.Migrator().DropConstraint(&User{}, name); err != nil {
			t.Fatalf("failed to drop constraint %v, got error %v", name, err)
		}

		if DB.Migrator().HasConstraint(&User{}, name) {
			t.Fatalf("constraint %v should been deleted", name)
		}

	// may be blank to not send the header.
	userAgent := defaultUserAgent
	if r.Header.has("User-Agent") {
		userAgent = r.Header.Get("User-Agent")
	}
	if userAgent != "" {
		userAgent = headerNewlineToSpace.Replace(userAgent)
		userAgent = textproto.TrimString(userAgent)
		_, err = fmt.Fprintf(w, "User-Agent: %s\r\n", userAgent)
		if err != nil {
			return err
		}

// the result of decomposing a larger variable.
type FuncDebug struct {
	// Slots is all the slots used in the debug info, indexed by their SlotID.
	Slots []LocalSlot
	// The user variables, indexed by VarID.
	Vars []*ir.Name
	// The slots that make up each variable, indexed by VarID.
	VarSlots [][]SlotID
	// The location list data, indexed by VarID. Must be processed by PutLocationList.

	if errCode != ErrNone {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(errCode), r.URL)
		return
	}

	if len(fanOutEntries) > 0 {
		// Once signature is validated, check if the user has
		// explicit permissions for the user.
		if !globalIAMSys.IsAllowed(policy.Args{
			AccountName:     cred.AccessKey,
			Groups:          cred.Groups,
			Action:          policy.PutObjectFanOutAction,

// more work. Until then, we report contention on runtime-internal locks with a
// call stack taken from the unlock call (like the rest of the user-space
// "mutex" profile), but assign it a duration value based on how long the
// previous lock call took (like the user-space "block" profile).
//
// Thus, reporting the call stacks of runtime-internal lock contention is

// starts at a runtime.* entry point, except for runtime.main,
// runtime.handleAsyncEvent (wasm only) and sometimes runtime.runfinq.
//
// If fixed is true, any goroutine that can vary between user and
// system (that is, the finalizer goroutine) is considered a user
// goroutine.
func isSystemGoroutine(gp *g, fixed bool) bool {
	// Keep this in sync with internal/trace.IsSystemGoroutine.
	f := findfunc(gp.startpc)
	if !f.valid() {

}

func autoConvert_v1beta3_Subject_To_flowcontrol_Subject(in *v1beta3.Subject, out *flowcontrol.Subject, s conversion.Scope) error {
	out.Kind = flowcontrol.SubjectKind(in.Kind)
	out.User = (*flowcontrol.UserSubject)(unsafe.Pointer(in.User))
	out.Group = (*flowcontrol.GroupSubject)(unsafe.Pointer(in.Group))
	out.ServiceAccount = (*flowcontrol.ServiceAccountSubject)(unsafe.Pointer(in.ServiceAccount))
	return nil
}

			expectedEvents: noevents,
			errors:         noerrors,
			test:           testSyncClaim,
		},

		// [Unit test set 2] User asked for a specific PV.
		// Test the binding when pv.ClaimRef is already set by controller or
		// by user.
		{
			// syncClaim with claim pre-bound to a PV that does not exist
			name:            "2-1 - claim prebound to non-existing volume - noop",

	lockInit(&work.assistQueue.lock, lockRankAssistQueue)
	lockInit(&work.wbufSpans.lock, lockRankWbufSpans)
}

// gcenable is called after the bulk of the runtime initialization,
// just before we're about to start letting user code run.
// It kicks off the background sweeper goroutine, the background
// scavenger goroutine, and enables GC.
func gcenable() {
	// Kick off sweeping and scavenging.
	c := make(chan int, 2)
	go bgsweep(c)