EXPECT_EQ(0, TF_OperationNumControlOutputs(feed));
  EXPECT_EQ(0, TF_OperationGetControlOutputs(feed, control_ops, 100));

  EXPECT_EQ(0, TF_OperationNumControlInputs(neg));
  EXPECT_EQ(0, TF_OperationGetControlInputs(neg, control_ops, 100));
  EXPECT_EQ(0, TF_OperationNumControlOutputs(neg));
  EXPECT_EQ(0, TF_OperationGetControlOutputs(neg, control_ops, 100));

  TFE_DeleteTensorHandle(retval);
  ASSERT_EQ(TF_OK, TF_GetCode(status)) << TF_Message(status);

  float result[100 * 100] = {0};
  EXPECT_EQ(sizeof(result), TF_TensorByteSize(t));
  memcpy(&result[0], TF_TensorData(t), TF_TensorByteSize(t));
  TF_DeleteTensor(t);
  for (int i = 0; i < 100 * 100; ++i) {
    EXPECT_EQ(2.0f, result[i]);
  }
  TFE_DeleteContext(ctx);
  TF_DeleteStatus(status);