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mpi/src/starpu_mpi_datatype.c: deal with unknown datatype

Nathalie Furmento 12 years ago
parent
commit
9d993d0369
1 changed files with 1 additions and 0 deletions
  1. 1 0
      mpi/src/starpu_mpi_datatype.c

+ 1 - 0
mpi/src/starpu_mpi_datatype.c

@@ -227,5 +227,6 @@ char *_starpu_mpi_datatype(MPI_Datatype datatype)
      if (datatype == MPI_INTEGER4) return "MPI_INTEGER4";
      if (datatype == MPI_INTEGER8) return "MPI_INTEGER8";
      if (datatype == MPI_PACKED) return "MPI_PACKED";
+     if (datatype == -1) return "Unknown datatype";
      return "User defined MPI Datatype";
 }