runtime.ReadMemStats(st)
	for i := 0; i < N; i++ {
		c := make(chan int, 10)
		_ = c
		if i%100 == 0 {
			for j := 0; j < 4; j++ {
				runtime.GC()
				runtime.Gosched()
				runtime.GC()
				runtime.Gosched()
			}
		}
	}

	runtime.ReadMemStats(memstats)
	obj := int64(memstats.HeapObjects - st.HeapObjects)
	if obj > N/5 {
		fmt.Println("too many objects left:", obj)
		os.Exit(1)
	}

}

var (
	locked  atomic.Int32
	runGoid atomic.Uint64
	hooks   []Hook
	running bool

	// runtime sets these for us
	Gosched func()
	Goid    func() uint64
	Throw   func(string)
)

// Add adds a new exit hook.
func Add(h Hook) {
	for !locked.CompareAndSwap(0, 1) {
		Gosched()
	}
	hooks = append(hooks, h)
	locked.Store(0)
}

// Run runs the exit hooks.
//

	time.Sleep(50 * time.Millisecond) // test proc stop/start events

	go func() {
		runtime.LockOSThread()
		for {
			select {
			case <-done:
				return
			default:
				runtime.Gosched()
			}
		}
	}()

	runtime.GC()
	// Trigger GC from malloc.
	n := 512
	for i := 0; i < n; i++ {
		_ = make([]byte, 1<<20)
	}

	// Create a bunch of busy goroutines to load all Ps.

        File srcDir1 = new File(testDir, 'dir1')
        touch(new File(srcDir1, 'subdir/file1.txt'))
        touch(new File(srcDir1, 'subdir/file2.txt'))
        touch(new File(srcDir1, 'subdir/ignored.txt'))
        File srcDir2 = new File(testDir, 'dir2')
        touch(new File(srcDir2, 'subdir2/file1.txt'))
        touch(new File(srcDir2, 'subdir2/file2.txt'))
        touch(new File(srcDir2, 'subdir2/ignored.txt'))

        when:

    $searchButton.attr("disabled", true);
    setTimeout(function() {
      $searchButton.attr("disabled", false);
    }, 3000);
    return true;
  });

  $(document).on("click touchend", function(e) {
    if (!$(e.target).closest("#searchOptions, [data-toggle='control-options']").length) {
      $("#searchOptions").removeClass("active");
    }
  });

func Issue1560FromC() {
	for atomic.LoadInt32(&issue1560) != 1 {
		runtime.Gosched()
	}
	atomic.AddInt32(&issue1560, 1)
	for atomic.LoadInt32(&issue1560) != 3 {
		runtime.Gosched()
	}
	issue1560Ch <- true
}

func Issue1560FromGo() {
	atomic.AddInt32(&issue1560, 1)
	for atomic.LoadInt32(&issue1560) != 2 {
		runtime.Gosched()
	}
	atomic.AddInt32(&issue1560, 1)
	issue1560Ch <- true
}

	DB.Save(&animal).Update("From", "a nice place") // The name field should be untouched
	DB.First(&animal, animal.Counter)
	if animal.Name != "galeone" {
		t.Errorf("Name fields shouldn't be changed if untouched, but got %v", animal.Name)
	}

	// When changing a field with a default value, the change must occur
	animal.Name = "amazing horse"
	DB.Save(&animal)

	if err != nil {
		return err
	}

	return pledge(pptr, exptr)
}

// PledgePromises implements the pledge syscall.
//
// This changes the promises and leaves the execpromises untouched.
//
// For more information see pledge(2).
func PledgePromises(promises string) error {
	if err := pledgeAvailable(); err != nil {
		return err
	}

	pptr, err := BytePtrFromString(promises)
	if err != nil {

		// Encourage main goroutine to move around to
		// different Ms and Ps.
		for atomic.LoadInt32(&done) == 0 {
			runtime.Gosched()
		}
		wg.Done()
	}()
	var want strings.Builder
	for i := 0; i < 1000; i++ {
		runtime.Dlog().I(i).End()
		fmt.Fprintf(&want, "[] %d\n", i)
		runtime.Gosched()
	}
	atomic.StoreInt32(&done, 1)
	wg.Wait()

	gotFull := runtime.DumpDebugLog()
	got := dlogCanonicalize(gotFull)

	var mu sync.Mutex
	c := make(chan []C.char, 100)
	for i := 0; i < 10; i++ {
		wg.Add(2)
		go func() {
			defer wg.Done()
			for i := 0; i < 100; i++ {
				c <- make([]C.char, 4096)
				runtime.Gosched()
			}
		}()
		go func() {
			defer wg.Done()
			for i := 0; i < 100; i++ {
				p := &(<-c)[0]
				mu.Lock()
				C.f(p)
				mu.Unlock()
			}
		}()
	}
	wg.Wait()