message: better C++ statement
diff: @@ -130,7 +130,6 @@ void InSituMPIWriter::AsyncSendVariable(
  }
  m_MPIRequests.emplace_back();
  - const int index = m_MPIRequests.size() - 1;
  const auto &seek = sfi.Seeks;
  const size_t blockStart = seek.first;
  @@ -139,7 +138,7 @@ void InSituMPIWriter::AsyncSendVariable(
  MPI_Isend(blockInfo.Data + blockStart, blockSize, MPI_CHAR,
  m_RankAllPeers[readerPair.first],
  insitumpi::MpiTags::Data, m_CommWorld,
  - m_MPIRequests.data() + index);
  + &m_MPIRequests.back());
  }
  }
  }
  