# Cleanup should run after F.Skip.
go test -run=FuzzTargetSkip
stdout cleanup

# Cleanup should run after F.Fatal.
! go test -run=FuzzTargetFatal
stdout cleanup

# Cleanup should run after an unexpected runtime.Goexit.
! go test -run=FuzzTargetGoexit
stdout cleanup

# Cleanup should run after panic.
! go test -run=FuzzTargetPanic
stdout cleanup

# Cleanup should run in fuzz function on seed corpus.

main·f+0x26 /home/gri/go/test/bugs/bug206.go:16
	main·f(0x2b9560, 0x0)
main·main+0xc3 /home/gri/go/test/bugs/bug206.go:23
	main·main()
mainstart+0xf /home/gri/go/src/pkg/runtime/amd64/asm.s:55
	mainstart()
goexit /home/gri/go/src/pkg/runtime/proc.c:133
	goexit()

	runtime.panic(0x0, 0x24e0a0)
main.main+0xef /home/gri/go1/test/bugs/bug286.go:76
	main.main()
mainstart+0xf /home/gri/go1/src/pkg/runtime/amd64/asm.s:60
	mainstart()
goexit /home/gri/go1/src/pkg/runtime/proc.c:145
	goexit()

	testCases := []struct {
		desc  string
		flags []string
		want  string
	}{
		{
			desc:  "Issue 48502: call runtime.Goexit in t.Cleanup after panic",
			flags: []string{"-test.run=^TestGoexitInCleanupAfterPanicHelper$"},
			want: `panic: die
	panic: test executed panic(nil) or runtime.Goexit`,
		},
		{
			desc:  "Issue 48515: call t.Run in t.Cleanup should trigger panic",

	"corostart":          abi.FuncID_corostart,
	"debugCallV2":        abi.FuncID_debugCallV2,
	"gcBgMarkWorker":     abi.FuncID_gcBgMarkWorker,
	"rt0_go":             abi.FuncID_rt0_go,
	"goexit":             abi.FuncID_goexit,
	"gogo":               abi.FuncID_gogo,
	"gopanic":            abi.FuncID_gopanic,
	"handleAsyncEvent":   abi.FuncID_handleAsyncEvent,
	"main":               abi.FuncID_runtime_main,

	c.Fail()

	// Calling runtime.Goexit will exit the goroutine, which
	// will run the deferred functions in this goroutine,
	// which will eventually run the deferred lines in tRunner,
	// which will signal to the test loop that this test is done.
	//
	// A previous version of this code said:
	//
	//	c.duration = ...
	//	c.signal <- c.self
	//	runtime.Goexit()
	//

			var buf [1024]byte
			buf[0]++
			for atomic.LoadInt32(&done) == 0 {
				runtime.Gosched()
			}
			atomic.StoreInt32(&done, 0)
			// Exit without unwinding stack barriers.
			runtime.Goexit()
		}()

		// Generate some garbage.
		x[i] = make([]byte, 1024*1024)

		// Give GC some time to install stack barriers in the G.
		time.Sleep(50 * time.Microsecond)
		atomic.StoreInt32(&done, 1)

	want := "no goroutines (main called runtime.Goexit) - deadlock!"
	if !strings.Contains(output, want) {
		t.Fatalf("output:\n%s\n\nwant output containing: %s", output, want)
	}
}

func TestGoexitDefer(t *testing.T) {
	c := make(chan struct{})
	go func() {
		defer func() {
			r := recover()
			if r != nil {
				t.Errorf("non-nil recover during Goexit")
			}
			c <- struct{}{}
		}()

}

func FuzzNilPanic(f *testing.F) {
	if isWorker() {
		panic(nil)
	}
	f.Fuzz(func(*testing.T, []byte) {})
}

func FuzzGoexit(f *testing.F) {
	if isWorker() {
		runtime.Goexit()
	}
	f.Fuzz(func(*testing.T, []byte) {})
}

func FuzzExit(f *testing.F) {
	if isWorker() {
		os.Exit(99)
	}
	f.Fuzz(func(*testing.T, []byte) {})

// For testing purposes it pretends that all CPU hits in C code are in cpuHog.
// Issue #29034: At least 2 frames are required to verify all frames are captured
// since runtime/pprof ignores the runtime.goexit base frame if it exists.
void pprofCgoTraceback(void* parg) {
	struct cgoTracebackArg* arg = (struct cgoTracebackArg*)(parg);
	arg->buf[0] = (uintptr_t)(cpuHog) + 0x10;
	arg->buf[1] = (uintptr_t)(cpuHog2) + 0x4;