(painfully) constify colls.

[simgrid.git] / src / smpi / colls / allgather / allgather-ring.cpp

diff --git a/src/smpi/colls/allgather/allgather-ring.cpp b/src/smpi/colls/allgather/allgather-ring.cpp
index d3af9e6..26e369d 100644 (file)
--- a/src/smpi/colls/allgather/allgather-ring.cpp
+++ b/src/smpi/colls/allgather/allgather-ring.cpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2013-2017. The SimGrid Team.
+/* Copyright (c) 2013-2019. The SimGrid Team.
  * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
@@ -69,7 +69,7 @@ namespace smpi{
 
 
 int
-Coll_allgather_ring::allgather(void *send_buff, int send_count,
+Coll_allgather_ring::allgather(const void *send_buff, int send_count,
                                MPI_Datatype send_type, void *recv_buff,
                                int recv_count, MPI_Datatype recv_type,
                                MPI_Comm comm)