{31, "EMLINK", "too many links"},
	{32, "EPIPE", "broken pipe"},
	{33, "EDOM", "numerical argument out of domain"},
	{34, "ERANGE", "numerical result out of range"},
	{35, "EDEADLK", "resource deadlock avoided"},
	{36, "ENAMETOOLONG", "file name too long"},
	{37, "ENOLCK", "no locks available"},
	{38, "ENOSYS", "function not implemented"},
	{39, "ENOTEMPTY", "directory not empty"},

// at a level controlled by [SetLogLoggerLevel].
func SetDefault(l *Logger) {
	defaultLogger.Store(l)
	// If the default's handler is a defaultHandler, then don't use a handleWriter,
	// or we'll deadlock as they both try to acquire the log default mutex.
	// The defaultHandler will use whatever the log default writer is currently
	// set to, which is correct.
	// This can occur with SetDefault(Default()).
	// See TestSetDefault.

    // CrossReplicaAndPartition:
    // Even though TF2XLA will setup the device assignment to include
    // devices in this group as replicas before launching this module,
    // "CrossReplica" mode (no channel) produces a deadlock when
    // not using XLA SPMD expansion.
    int64_t channel_id = channel_id_++;
    return ConvertAllReduce(
        rewriter, channel_id, all_reduce.getType(), replica_groups,

    assertSame(firstException.getCause(), expected.getCause());
    // lockA should work after lockB is released.
    lockB.unlock();
    lockA.lock();
  }

  // Tests transitive deadlock detection.
  public void testDeadlock_threeLocks() {
    // Establish an ordering from lockA -> lockB.
    lockA.lock();
    lockB.lock();
    lockB.unlock();
    lockA.unlock();

    assertSame(firstException.getCause(), expected.getCause());
    // lockA should work after lockB is released.
    lockB.unlock();
    lockA.lock();
  }

  // Tests transitive deadlock detection.
  public void testDeadlock_threeLocks() {
    // Establish an ordering from lockA -> lockB.
    lockA.lock();
    lockB.lock();
    lockB.unlock();
    lockA.unlock();

  // parallel device, then call `Join` on each; even if some of the `Join`s
  // return a bad status the caller must run all of the `Join`s or any future
  // `StartExecute`s will deadlock).
  //
  // If `is_async=false` (constructor argument), `cancellation_manager` must
  // live until `Join` finishes. If `is_async=true` it must live until `Join` is

	// also no stale generation values left. Therefore, it's safe to flush
	// any buffers that remain in that generation's slot.
	const debugDeadlock = false
	systemstack(func() {
		// Track iterations for some rudimentary deadlock detection.
		i := 0
		detectedDeadlock := false

		for mToFlush != nil {
			prev := &mToFlush
			for mp := *prev; mp != nil; {
				if mp.trace.seqlock.Load()%2 != 0 {

		default:
		}
		if !<-done {
			t.Fatal("no chan is ready")
		}
	}
}

func TestSelfSelect(t *testing.T) {
	// Ensure that send/recv on the same chan in select
	// does not crash nor deadlock.
	defer runtime.GOMAXPROCS(runtime.GOMAXPROCS(2))
	for _, chanCap := range []int{0, 10} {
		var wg sync.WaitGroup
		wg.Add(2)
		c := make(chan int, chanCap)
		for p := 0; p < 2; p++ {
			p := p

		return image.Image, f.Err
	}

	retErr := f.Err
	if f.imagePullTokenBucket == nil {
		f.imagePullTokenBucket = make(chan bool, 1)
	}
	// Unlock before waiting for UnblockImagePulls calls, to avoid deadlock.
	f.Unlock()
	select {
	case <-ctx.Done():
	case <-f.imagePullTokenBucket:
	}
	return image.Image, retErr
}

// UnblockImagePulls unblocks a certain number of image pulls, if BlockImagePulls is true.

		}

	case *Named:
		// subst is called during expansion, so in this function we need to be
		// careful not to call any methods that would cause t to be expanded: doing
		// so would result in deadlock.
		//
		// So we call t.Origin().TypeParams() rather than t.TypeParams().
		orig := t.Origin()
		n := orig.TypeParams().Len()
		if n == 0 {
			return t // type is not parameterized
		}