X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/d656f9465e7b1c36319f86eeafdcec58fe9551a4..9b5c287fbf93c2ae7c3d18c8584647ef9920fe87:/src/smpi/colls/allgather/allgather-bruck.cpp

diff --git a/src/smpi/colls/allgather/allgather-bruck.cpp b/src/smpi/colls/allgather/allgather-bruck.cpp
index af61164288..0aa067c6b6 100644
--- a/src/smpi/colls/allgather/allgather-bruck.cpp
+++ b/src/smpi/colls/allgather/allgather-bruck.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
@@ -73,7 +73,7 @@ namespace smpi{
 
 
 
-int Coll_allgather_bruck::allgather(void *send_buff, int send_count,
+int Coll_allgather_bruck::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)
@@ -88,7 +88,6 @@ int Coll_allgather_bruck::allgather(void *send_buff, int send_count,
   int pof2 = 1;
 
   // local string variables
-  char *tmp_buff;
   char *send_ptr = (char *) send_buff;
   char *recv_ptr = (char *) recv_buff;
 
@@ -101,7 +100,7 @@ int Coll_allgather_bruck::allgather(void *send_buff, int send_count,
 
   count = recv_count;
 
-  tmp_buff = (char *) smpi_get_tmp_sendbuffer(num_procs * recv_count * recv_extent);
+  unsigned char* tmp_buff = smpi_get_tmp_sendbuffer(num_procs * recv_count * recv_extent);
 
   // perform a local copy
   Datatype::copy(send_ptr, send_count, send_type, tmp_buff, recv_count, recv_type);