if ev := fx.WaitOrFail(t, "xds full"); !ev.Reason.Has(model.EndpointUpdate) {
			t.Fatalf("xds push reason does not contain %v: %v", model.EndpointUpdate, ev)
		}
		// headless service update must trigger nds push, so we trigger a full push.
		if ev := fx.WaitOrFail(t, "xds full"); !ev.Reason.Has(model.HeadlessEndpointUpdate) {
			t.Fatalf("xds push reason does not contain %v: %v", model.HeadlessEndpointUpdate, ev)
		}

	m.SetPodStatus(pod, status)
	status.Message = "first version bump"
	m.SetPodStatus(pod, status)
	status.Message = "second version bump"
	m.SetPodStatus(pod, status)

	t.Logf("sync batch before syncPods pushes latest status, resulting in one update during the batch")
	m.syncBatch(true)
	verifyUpdates(t, m, 0)
	verifyActions(t, m, []core.Action{getAction(), patchAction()})
	t.Logf("Nothing left in the channel to sync")

var (
	// ErrNotSupported indicates that a feature is not supported.
	//
	// It is returned by ResponseController methods to indicate that
	// the handler does not support the method, and by the Push method
	// of Pusher implementations to indicate that HTTP/2 Push support
	// is not available.
	ErrNotSupported = &ProtocolError{"feature not supported"}

	// Deprecated: ErrUnexpectedTrailer is no longer returned by

				nextpc--
				if nextpc < pcsp.PC {
					continue
				}
			}

			spdelta := int64(pcsp.Value)
			if !haslr {
				// Return address has been pushed onto stack.
				spdelta += int64(d.arch.PtrSize)
			}

			if haslr && !fi.TopFrame() {
				// TODO(bryanpkc): This is imprecise. In general, the instruction