let summary = "Transforms functional control flow operations to their region-based counterparts";

  let description = [{
    This pass transforms functional control flow operations in the TensorFlow
    dialect to their region-based counterparts, i.e., `tf.If` is transformed to
    `tf.IfRegion` and `tf.While` is transformed to `tf.WhileRegion`.

    For example, this functional operation

			if defaultCluster != nil {
				_ = cb.applyDestinationRule(defaultCluster, DefaultClusterMode, service, servicePort, eb, nil, nil)
			}

			if diff := cmp.Diff(defaultCluster.build(), tt.expectedCluster, protocmp.Transform()); diff != "" {
				t.Errorf("Unexpected default cluster, diff: %v", diff)
			}
		})
	}
}

func TestClusterDnsLookupFamily(t *testing.T) {
	servicePort := &model.Port{

			return nil
		}

		if _, err := registry.Create(testContext, test.pod, rest.ValidateAllObjectFunc, &metav1.CreateOptions{}); err != nil {
			t.Fatalf("unexpected error: %v", err)
		}

		transformer := func(ctx context.Context, newObj runtime.Object, oldObj runtime.Object) (transformedNewObj runtime.Object, err error) {
			<-ready
			pod, ok := newObj.(*example.Pod)
			if !ok {

#include "mlir/Support/TypeID.h"  // from @llvm-project
#include "mlir/Transforms/FoldUtils.h"  // from @llvm-project
#include "tensorflow/compiler/mlir/tensorflow/ir/tf_device.h"
#include "tensorflow/compiler/mlir/tensorflow/ir/tf_executor.h"
#include "tensorflow/compiler/mlir/tensorflow/ir/tf_ops.h"
#include "tensorflow/compiler/mlir/tensorflow/transforms/passes.h"
#include "tensorflow/compiler/mlir/tensorflow/translate/mlir_roundtrip_flags.h"

			// offset from the start of the compile unit.
			o = ldr.SymValue(rs) + r.Add() - ldr.SymValue(loader.Sym(ldr.SymUnit(rs).Textp[0]))

		// r.Sym() can be 0 when CALL $(constant) is transformed from absolute PC to relative PC call.
		case objabi.R_GOTPCREL:
			if target.IsDynlinkingGo() && target.IsDarwin() && rs != 0 {
				nExtReloc++
				o = r.Add()
				break
			}

			c := xdstest.ExtractCluster("outbound|8080|foobar|foo.example.org", buildTestClustersWithTCPKeepalive(t, tt.rule))
			if diff := cmp.Diff(c.GetUpstreamConnectionOptions().GetTcpKeepalive(), tt.keepalive, protocmp.Transform()); diff != "" {
				t.Fatalf("got diff: %v", diff)
			}
		})
	}
}

func buildTestClustersWithTCPKeepalive(t testing.TB, configType ConfigType) []*cluster.Cluster {
	// Set mesh wide defaults.

		if err != nil {
			return nil, cleanupAction, err
		}
		mounts = append(mounts, *hostsMount)
	}
	return mounts, cleanupAction, nil
}

// translateMountPropagation transforms v1.MountPropagationMode to
// runtimeapi.MountPropagation.
func translateMountPropagation(mountMode *v1.MountPropagationMode) (runtimeapi.MountPropagation, error) {
	if runtime.GOOS == "windows" {