if(smpi_comm_rank(comm)==0){\
XBT_WARN("For rank 0, the quickest was %s : %lf , but global was %s : %lf at max",mpi_coll_##cat##_description[min_coll].name, time_min,mpi_coll_##cat##_description[global_coll].name, max_min);\
}else\
- XBT_WARN("The quickest reduce_scatter was %s on rank %d and took %lf",mpi_coll_##cat##_description[min_coll].name, smpi_comm_rank(comm), time_min);\
+ XBT_WARN("The quickest %s was %s on rank %d and took %lf",#cat,mpi_coll_##cat##_description[min_coll].name, smpi_comm_rank(comm), time_min);\
return (min_coll!=-1)?MPI_SUCCESS:MPI_ERR_INTERN;\
}\