}

// Signed 64-bit comparison with unsigned 8-bit immediate.
func si64xu8(x chan int64) {
	// s390x:"CLGIJ\t[$]8, R[0-9]+, [$]128, "
	for <-x == 128 {
		dummy()
	}

	// s390x:"CLGIJ\t[$]6, R[0-9]+, [$]255, "
	for <-x != 255 {
		dummy()
	}
}

// Signed 32-bit comparison with unsigned 8-bit immediate.
func si32xu8(x chan int32) {
	// s390x:"CLIJ\t[$]8, R[0-9]+, [$]255, "
	for <-x == 255 {
		dummy()

        def char1 = left as char
        def char2 = right as char

        expect:
        compareCharsIgnoringCase(char1, char2) == result
        compareCharsIgnoringCase(char2, char1) == -result
        compareChars(char1, char2) == result
        compareChars(char2, char1) == -result
        equalChars(char1, char2, caseSensitivity) == (result == 0)
        equalChars(char2, char1, caseSensitivity) == (result == 0)

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Issue 13265: nil pointer deref.

package p

func f() {
    var c chan chan chan int
    for ; ; <-<-<-c {
    }

}

type imagePuller interface {
	pullImage(context.Context, kubecontainer.ImageSpec, []v1.Secret, chan<- pullResult, *runtimeapi.PodSandboxConfig)
}

var _, _ imagePuller = &parallelImagePuller{}, &serialImagePuller{}

type parallelImagePuller struct {
	imageService kubecontainer.ImageService
	tokens       chan struct{}
}

	// do not have to be related to the file itself.
	watchedFiles map[string]*fileTracker

	// tracker lifecycle
	retireTrackerCh chan *fileTracker

	// tells the worker to exit
	terminateCh chan bool
}

type fileTracker struct {
	events chan fsnotify.Event
	errors chan error

	// Hash sum to indicate if a file has been updated.
	hash []byte
}

}

func goGetExpectNotYet(t *testing.T, wr WriteOnce, gots chan interface{}, trigger string) {
	go func() {
		gots <- wr.Get()
	}()
	select {
	case <-gots:
		t.Errorf("Get returned before %s", trigger)
	case <-time.After(time.Second):
		t.Log("Good: Get did not return yet")
	}
}

func goGetAndExpect(t *testing.T, wr WriteOnce, gots chan interface{}, expected interface{}) {
	go func() {
		gots <- wr.Get()

	})

	go q.Run(stop)

	// wait for the task to run twice.
	wg.Wait()
}

func TestResourceFree(t *testing.T) {
	q := NewQueue(1 * time.Microsecond)
	stop := make(chan struct{})
	signal := make(chan struct{})
	go func() {
		q.Run(stop)
		signal <- struct{}{}
	}()

	q.Push(func() error {
		t.Log("mock exec")
		return nil
	})

	// mock queue block wait cond signal

		workers: 1,
		queue:   &pq{},
		execute: make(chan *delayTask, workerChanBuf),
		enqueue: make(chan *delayTask, 100),
	}
	for _, o := range opts {
		o(q)
	}
	return q
}

type delayQueue struct {
	workers       int
	workerStopped []chan struct{}

	// incoming
	enqueue chan *delayTask
	// outgoing
	execute chan *delayTask

	mu    sync.Mutex
	queue *pq
}

	"encoding/json"
	"fmt"
	"os"

	"github.com/fsnotify/fsnotify"

	"istio.io/istio/pkg/file"
	"istio.io/istio/pkg/log"
)

type Watcher struct {
	watcher *fsnotify.Watcher
	Events  chan struct{}
	Errors  chan error
}

// Waits until a file is modified (returns nil), the context is cancelled (returns context error), or returns error
func (w *Watcher) Wait(ctx context.Context) error {
	select {
	case <-w.Events:

type Key struct {
	Name   string
	IsLast bool
}

// replayItems - Reads the items from the store and replays.
func replayItems[I any](store Store[I], doneCh <-chan struct{}, log logger, id string) <-chan Key {
	keyCh := make(chan Key)

	go func() {
		defer xioutil.SafeClose(keyCh)

		retryTicker := time.NewTicker(retryInterval)
		defer retryTicker.Stop()

		for {
			names, err := store.List()