class SideEffects {
  enum Type {
    kAlloc = 0,
    kFree = 1,
    kRead = 2,
    kWrite = 3
  };

 public:
  bool IsAlloc() const { return effects_.test(kAlloc); }
  bool IsFree() const { return effects_.test(kFree); }
  bool IsRead() const { return effects_.test(kRead); }
  bool IsWrite() const { return effects_.test(kWrite); }
  bool IsAllocOnly() const { return IsAlloc() && effects_.count() == 1; }

	return &Repair{
		interval:      interval,
		serviceClient: serviceClient,
		portRange:     portRange,
		alloc:         alloc,
		leaks:         map[int]int{},
		broadcaster:   eventBroadcaster,
		recorder:      recorder,
	}
}

// RunUntil starts the controller until the provided ch is closed.
func (c *Repair) RunUntil(onFirstSuccess func(), stopCh chan struct{}) {
	c.broadcaster.StartRecordingToSink(stopCh)

)

// Experiments.
const (
	// AllocFree is the alloc-free events experiment.
	AllocFree event.Experiment = 1 + iota
)

// Experimental events.
const (
	_ event.Type = 127 + iota

	// Experimental events for AllocFree.

	// Experimental heap span events. Added in Go 1.23.
	EvSpan      // heap span exists [timestamp, id, npages, type/class]
	EvSpanAlloc // heap span alloc [timestamp, id, npages, type/class]

			if s.isUnusedUserArenaChunk() {
				continue
			}
			if sizeclass := s.spanclass.sizeclass(); sizeclass == 0 {
				slow.Mallocs++
				slow.Alloc += uint64(s.elemsize)
			} else {
				slow.Mallocs += uint64(s.allocCount)
				slow.Alloc += uint64(s.allocCount) * uint64(s.elemsize)
				bySize[sizeclass].Mallocs += uint64(s.allocCount)
			}
		}

		// Add in frees by just reading the stats for those directly.

// the new TF op is an unranked tensor with element type derived.
class RewriteTFRCallOp : public OpRewritePattern<CallOp> {
  using OpRewritePattern<CallOp>::OpRewritePattern;

 public:
  explicit RewriteTFRCallOp(MLIRContext* context, const SymbolTable& table,
                            bool materialize_derived_attrs)
      : OpRewritePattern<CallOp>(context),
        symbol_table_(table),
        materialize_derived_attrs_(materialize_derived_attrs) {}

		}
	}

	return nil
}

func (c *Repair) saveSnapShot(rebuilt *ipallocator.Range, alloc rangeallocation.RangeRegistry, snapshot *api.RangeAllocation) error {
	if err := rebuilt.Snapshot(snapshot); err != nil {
		return fmt.Errorf("unable to snapshot the updated service IP allocations: %v", err)
	}
	if err := alloc.CreateOrUpdate(snapshot); err != nil {
		if errors.IsConflict(err) {
			return err
		}

  // Create a new `CallOp` that calls `callee_func_op`.
  rewriter.setInsertionPoint(xla_call_module_op);
  auto call_op =
      rewriter.create<func::CallOp>(xla_call_module_op.getLoc(), callee_func_op,
                                    xla_call_module_op.getArgs());

  // Transfer the `kQuantizationMethodAttr` attribute to the `CallOp`,

	rest.Getter
	rest.GracefulDeleter
}

type PodStorage interface {
	rest.Getter
}

type REST struct {
	*genericregistry.Store
	primaryIPFamily   api.IPFamily
	secondaryIPFamily api.IPFamily
	alloc             Allocators
	endpoints         EndpointsStorage
	pods              PodStorage
	proxyTransport    http.RoundTripper
}

var (
	_ rest.CategoriesProvider     = &REST{}

			t.Fatal(err)
		}
	})
	if got := int(allocs); got != 0 {
		t.Errorf("WriteToUDPAddrPort/ReadFromUDPAddrPort allocated %d objects", got)
	}

	allocs = testing.AllocsPerRun(1000, func() {
		_, err := conn.WriteTo(buf, addr)
		if err != nil {
			t.Fatal(err)
		}
		_, _, err = conn.ReadFromUDP(buf)
		if err != nil {
			t.Fatal(err)
		}
	})
	if got := int(allocs); got != 1 {

    it++;
    if (it == block.rend()) return std::nullopt;
  }

  // Check if there is a Call before the Yield.
  func::CallOp call = dyn_cast<func::CallOp>(*it++);
  if (!call) return std::nullopt;

  if (allow_to_bool && call.getNumResults() == 1 &&
      yield->getNumOperands() != 1) {
    // Allow patterns of the form
    // %cond = call(...)
    // yield %cond, [...passthrough args...]