(painfully) constify colls.

[simgrid.git] / src / smpi / colls / allreduce / allreduce-ompi-ring-segmented.cpp

diff --git a/src/smpi/colls/allreduce/allreduce-ompi-ring-segmented.cpp b/src/smpi/colls/allreduce/allreduce-ompi-ring-segmented.cpp
index cea8087..e20328f 100644 (file)
--- a/src/smpi/colls/allreduce/allreduce-ompi-ring-segmented.cpp
+++ b/src/smpi/colls/allreduce/allreduce-ompi-ring-segmented.cpp
@@ -158,7 +158,7 @@
 namespace simgrid{
 namespace smpi{
 int
-Coll_allreduce_ompi_ring_segmented::allreduce(void *sbuf, void *rbuf, int count,
+Coll_allreduce_ompi_ring_segmented::allreduce(const void *sbuf, void *rbuf, int count,
                                                MPI_Datatype dtype,
                                                MPI_Op op,
                                                MPI_Comm comm)