X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/b204ff04eae43a5f5a8825141ae0647b92507bc8..c6bbeb1829c36ff45b43ab25f9d8d3f53f554d98:/src/smpi/include/smpi_comm.hpp

diff --git a/src/smpi/include/smpi_comm.hpp b/src/smpi/include/smpi_comm.hpp
index 3f57cfa260..1febed343e 100644
--- a/src/smpi/include/smpi_comm.hpp
+++ b/src/smpi/include/smpi_comm.hpp
@@ -19,20 +19,20 @@ namespace smpi{
 class Comm : public F2C, public Keyval{
   friend Topo;
   MPI_Group group_;
-  SMPI_Topo_type topoType_;
+  SMPI_Topo_type topoType_ = MPI_INVALID_TOPO;
   MPI_Topology topo_; // to be replaced by an union
-  int refcount_;
-  MPI_Comm leaders_comm_; // inter-node communicator
-  MPI_Comm intra_comm_;   // intra-node communicator . For MPI_COMM_WORLD this can't be used, as var is global.
-  // use an intracomm stored in the process data instead
-  int* leaders_map_; // who is the leader of each process
-  int is_uniform_;
-  int* non_uniform_map_;        // set if smp nodes have a different number of processes allocated
-  int is_blocked_;              // are ranks allocated on the same smp node contiguous ?
+  int refcount_          = 1;
+  MPI_Comm leaders_comm_ = MPI_COMM_NULL; // inter-node communicator
+  MPI_Comm intra_comm_   = MPI_COMM_NULL; // intra-node communicator. For MPI_COMM_WORLD this can't be used, as var is
+                                          // global. Use an intracomm stored in the process data instead
+  int* leaders_map_     = nullptr;        // who is the leader of each process
+  int is_uniform_       = 1;
+  int* non_uniform_map_ = nullptr; // set if smp nodes have a different number of processes allocated
+  int is_blocked_       = 0;       // are ranks allocated on the same smp node contiguous ?
   int is_smp_comm_;             // set to 0 in case this is already an intra-comm or a leader-comm to avoid recursion
   std::list<MPI_Win> rma_wins_; // attached windows for synchronization.
   std::string name_;
-  MPI_Info info_;
+  MPI_Info info_ = MPI_INFO_NULL;
   int id_;
   MPI_Errhandler errhandler_;