(painfully) constify colls.

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

diff --git a/src/smpi/colls/allgather/allgather-GB.cpp b/src/smpi/colls/allgather/allgather-GB.cpp
index ee859c6..26ded0b 100644 (file)
--- a/src/smpi/colls/allgather/allgather-GB.cpp
+++ b/src/smpi/colls/allgather/allgather-GB.cpp
@@ -9,7 +9,7 @@
 namespace simgrid{
 namespace smpi{
 // Allgather - gather/bcast algorithm
-int Coll_allgather_GB::allgather(void *send_buff, int send_count,
+int Coll_allgather_GB::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)