const int64_t vec3_dims[] = {3};
  unique_tensor_ptr vec3_tensor(
      Int8Tensor(vec3_dims, TF_ARRAYSIZE(vec3_dims), data), TF_DeleteTensor);
  TF_Operation* vec3 = Const(vec3_tensor.get(), graph, status, "vec3");
  ASSERT_EQ(TF_OK, TF_GetCode(status)) << TF_Message(status);

  TF_Operation* add = AddNoCheck(vec2, vec3, graph, status);
  ASSERT_NE(TF_OK, TF_GetCode(status));

1EC1          ; valid                                  # 1.1  LATIN SMALL LETTER E WITH CIRCUMFLEX AND GRAVE
1EC2          ; mapped                 ; 1EC3          # 1.1  LATIN CAPITAL LETTER E WITH CIRCUMFLEX AND HOOK ABOVE
1EC3          ; valid                                  # 1.1  LATIN SMALL LETTER E WITH CIRCUMFLEX AND HOOK ABOVE