// CHECK-SAME: ([[INDEX:%.+]]: tensor<2x?xi32>, [[UPDATE:%.+]]: tensor<?x?x?xi32>)
func.func @decompose_resource_scatter_add_op(%indices : tensor<2x?xi32>, %updates: tensor<?x?x?xi32>) {
  // CHECK-DAG: [[CST:%.+]] = "tf.Const"() <{value = dense<-1> : tensor<i32>}> : () -> tensor<i32>
  "tf_device.cluster"() ({
    // CHECK-DAG: [[VAR:%.+]] = "tf.VarHandleOp"

      return casted, TFRTypes.INDEX
    else:
      return value, ty

  def _value_to_tensor(self, value, ty, node):
    value, ty = self._index_to_I64(value, ty)
    cst_tensor = self._ssa_name('cst')
    self.emit('\n{} = "tfr.constant_tensor"({})'.format(cst_tensor, value))
    self._emit_with_loc(' : ({}) -> !tfr.tensor'.format(ty), node)
    return cst_tensor, TFRTypes.TENSOR

  def _ssa_name(self, prefix):

    %cst = arith.constant dense<[1, 0]> : tensor<2xi32>
    %cst_0 = arith.constant dense<0> : tensor<i32>
    %cst_1 = arith.constant dense<-1> : tensor<1xi32>
    %cst_2 = arith.constant dense<1> : tensor<1xi32>

			select {
			case <-triggerCancelCh:
			default:
				t.Errorf("Failed to write terminal message: %v", err)
			}
		}
		bufrw.Flush()
	}))
	defer cst.Close()

	backendURL, _ := url.Parse(cst.URL)
	rproxy := NewSingleHostReverseProxy(backendURL)
	rproxy.ErrorLog = log.New(io.Discard, "", 0) // quiet for tests
	rproxy.ModifyResponse = func(res *http.Response) error {

  //CHECK  "tf_device.cluster"
  //CHECK  "tf.Const"() {value = dense<true> : tensor<i1>} : () -> tensor<i1>
  //CHECK  "tf.Const"() {value = dense<true> : tensor<i1>} : () -> tensor<i1>
  //CHECK-SAME  "tf.IfRegion"(%cst)
  //CHECK  "tf.Const"() {value = dense<1.000000e+00> : tensor<f32>} : () -> tensor<f32>
  //CHECK  "tf.Const"() {value = dense<3.000000e+00> : tensor<f32>} : () -> tensor<f32>

  "tf.MakeIterator"(%arg0, %0) : (tensor<!tf_type.variant>, tensor<!tf_type.resource>) -> ()
  %cst = "tf.Const"() {value = dense<true> : tensor<i1>} : () -> tensor<i1>
  %1:2 = "tf.WhileRegion"(%cst, %arg1) ({
  ^bb0(%arg2: tensor<i1>, %arg3: tensor<i64>):
    "tf.Yield"(%arg2) : (tensor<i1>) -> ()
  }, {
  ^bb0(%arg2: tensor<i1>, %arg3: tensor<i64>):