X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/3ea9223ebad3390472a85fb08379687cfea1f21d..20e8cc04fb47ce22470597f37aa8fbf86d280cc1:/src/smpi/smpi_pmpi.c

diff --git a/src/smpi/smpi_pmpi.c b/src/smpi/smpi_pmpi.c
index 8baedaea3a..d34903c395 100644
--- a/src/smpi/smpi_pmpi.c
+++ b/src/smpi/smpi_pmpi.c
@@ -271,6 +271,7 @@ int PMPI_Group_free(MPI_Group * group)
   if (group == NULL) {
     retval = MPI_ERR_ARG;
   } else {
+    if(*group!= smpi_comm_group(MPI_COMM_WORLD))// do not free the group of the comm_world
     smpi_group_destroy(*group);
     *group = MPI_GROUP_NULL;
     retval = MPI_SUCCESS;