(painfully) constify colls.

[simgrid.git] / src / smpi / colls / alltoall / alltoall-ring-one-barrier.cpp

diff --git a/src/smpi/colls/alltoall/alltoall-ring-one-barrier.cpp b/src/smpi/colls/alltoall/alltoall-ring-one-barrier.cpp
index 459c77b..be7e089 100644 (file)
--- a/src/smpi/colls/alltoall/alltoall-ring-one-barrier.cpp
+++ b/src/smpi/colls/alltoall/alltoall-ring-one-barrier.cpp
@@ -28,7 +28,7 @@
 namespace simgrid{
 namespace smpi{
 int
-Coll_alltoall_ring_one_barrier::alltoall(void *send_buff, int send_count,
+Coll_alltoall_ring_one_barrier::alltoall(const void *send_buff, int send_count,
                                           MPI_Datatype send_type,
                                           void *recv_buff, int recv_count,
                                           MPI_Datatype recv_type, MPI_Comm comm)