Hi Martin, Thanks for the information. So it will be changed also for memchecker.
Regards, Shiqing
The (non modifying) access to a send buffer was agreed for MPI Standard 2.2 not version 2.1 see the MPI 2.2 Wiki:https://svn.mpi-forum.org/trac/mpi-forum-web/wiki/MpiTwoTwoWikiPage https://svn.mpi-forum.org/trac/mpi-forum-web/ticket/45 Martin _______________________________________________ users mailing list us...@open-mpi.org http://www.open-mpi.org/mailman/listinfo.cgi/users