Fix https://github.com/simgrid/simgrid/issues/294

diff --git a/src/smpi/colls/smpi_mpich_selector.cpp b/src/smpi/colls/smpi_mpich_selector.cpp
index 18ef3bd..89440a1 100644 (file)
--- a/src/smpi/colls/smpi_mpich_selector.cpp
+++ b/src/smpi/colls/smpi_mpich_selector.cpp
@@ -173,7 +173,7 @@ int Coll_alltoall_mpich::alltoall( void *sbuf, int scount,
                                                            rbuf, rcount, rdtype,
                                                            comm);
     }else if (communicator_size%2){
-        return Coll_alltoall_ring::alltoall(sbuf, scount, sdtype,
+        return Coll_alltoall_pair::alltoall(sbuf, scount, sdtype,
                                                            rbuf, rcount, rdtype,
                                                            comm);
     }