Win32: Fix error in Debug mode

[tools/medcoupling.git] / src / ParaMEDMEM / MPIAccess.cxx

diff --git a/src/ParaMEDMEM/MPIAccess.cxx b/src/ParaMEDMEM/MPIAccess.cxx
index 75b0cabaf76a47e4d7420221e31184e08f3818fc..e0a9ea576e8a3eda05da8541aa0122d753368869 100644 (file)
--- a/src/ParaMEDMEM/MPIAccess.cxx
+++ b/src/ParaMEDMEM/MPIAccess.cxx
@@ -1,9 +1,9 @@
-// Copyright (C) 2007-2012  CEA/DEN, EDF R&D
+// Copyright (C) 2007-2014  CEA/DEN, EDF R&D
 //
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Lesser General Public
 // License as published by the Free Software Foundation; either
-// version 2.1 of the License.
+// version 2.1 of the License, or (at your option) any later version.
 //
 // This library is distributed in the hope that it will be useful,
 // but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -78,12 +78,13 @@ namespace ParaMEDMEM
     _comm_interface( ProcessorGroup->getCommInterface() ) ,
     _intra_communicator( ProcessorGroup->getComm() )
   {
+    void *v ;
     int mpitagub ;
     int flag ;
-    //MPI_Attr_get does not run with _IntraCommunicator ???
-    //MPI_Attr_get(*_IntraCommunicator,MPI_TAG_UB,&mpitagub,&flag) ;
-    MPI_Attr_get(MPI_COMM_WORLD,MPI_TAG_UB,&mpitagub,&flag) ;
-    mpitagub=abs(mpitagub);
+    //MPI_Comm_get_attr does not run with _IntraCommunicator ???
+    //MPI_Comm_get_attr(*_IntraCommunicator,MPID_TAG_UB,&mpitagub,&flag) ;
+    MPI_Comm_get_attr(MPI_COMM_WORLD,MPI_TAG_UB,&v,&flag) ;
+    mpitagub=*(reinterpret_cast<int*>(v));
     if ( BaseTag != 0 )
       BaseTag = (BaseTag/MODULO_TAG)*MODULO_TAG ;
     if ( MaxTag == 0 )