message: Avoid warning in BlocksInfo stuff
diff: @@ -359,6 +359,7 @@ void SstReader::DoClose(const int transportIndex) { SstReaderClose(m_Input); }
  { \
  return m_BP3Deserializer->AllStepsBlocksInfo(variable); \
  } \
  + throw std::invalid_argument("ERROR: Unknown marshal mechanism in DoAllStepsBlocksInfo\n");\
  } \
  \
  std::vector<typename Variable<T>::Info> SstReader::DoBlocksInfo( \
  @@ -373,6 +374,7 @@ void SstReader::DoClose(const int transportIndex) { SstReaderClose(m_Input); }
  { \
  return m_BP3Deserializer->BlocksInfo(variable, step); \
  } \
  + throw std::invalid_argument("ERROR: Unknown marshal mechanism in DoBlocksInfo\n");\
  }
  ADIOS2_FOREACH_TYPE_1ARG(declare_type)
  