-namespace simgrid{
-namespace smpi{
-int Coll_allreduce_smp_binomial::allreduce(void *send_buf, void *recv_buf,
- int count, MPI_Datatype dtype,
- MPI_Op op, MPI_Comm comm)
+namespace simgrid::smpi {
+int allreduce__smp_binomial(const void *send_buf, void *recv_buf,
+ int count, MPI_Datatype dtype,
+ MPI_Op op, MPI_Comm comm)