[trace] add missing tesh to test user variables tracing

[simgrid.git] / examples / smpi / split.c

diff --git a/examples/smpi/split.c b/examples/smpi/split.c
index 984ee7e..a3bb58f 100644 (file)
--- a/examples/smpi/split.c
+++ b/examples/smpi/split.c
@@ -10,14 +10,14 @@
 int main(int argc, char *argv[])
 {
   int worldrank;
-//  int localrank;
-//  MPI_Comm localcomm;
+  int localrank;
+  MPI_Comm localcomm;
+
   MPI_Init(&argc, &argv);
   MPI_Comm_rank(MPI_COMM_WORLD, &worldrank);
-  printf("MPI_Comm_split is not implemented\n");
-  //MPI_Comm_split(MPI_COMM_WORLD, worldrank % 2, worldrank, &localcomm);
-  //MPI_Comm_rank(localcomm, &localrank);
-  //printf("node with world rank %d has local rank %d\n", worldrank, localrank);
+  MPI_Comm_split(MPI_COMM_WORLD, worldrank % 2, worldrank, &localcomm);
+  MPI_Comm_rank(localcomm, &localrank);
+  printf("node with world rank %d has local rank %d\n", worldrank, localrank);
   MPI_Finalize();
   return 0;
 }