Fix a doc error about actors (Tutorial_algorithms)

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

diff --git a/src/smpi/colls/allgather/allgather-rhv.cpp b/src/smpi/colls/allgather/allgather-rhv.cpp
index 11d2a44..9673350 100644 (file)
--- a/src/smpi/colls/allgather/allgather-rhv.cpp
+++ b/src/smpi/colls/allgather/allgather-rhv.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
@@ -13,7 +13,7 @@ namespace smpi{
 // now only work with power of two processes
 
 int
-Coll_allgather_rhv::allgather(void *sbuf, int send_count,
+Coll_allgather_rhv::allgather(const void *sbuf, int send_count,
                               MPI_Datatype send_type, void *rbuf,
                               int recv_count, MPI_Datatype recv_type,
                               MPI_Comm comm)
@@ -32,7 +32,7 @@ Coll_allgather_rhv::allgather(void *sbuf, int send_count,
   unsigned int num_procs = comm->size();
 
   if((num_procs&(num_procs-1)))
-    THROWF(arg_error,0, "allgather rhv algorithm can't be used with non power of two number of processes ! ");
+    throw std::invalid_argument("allgather rhv algorithm can't be used with non power of two number of processes!");
 
   unsigned int rank = comm->rank();