no_reorder        790 ompi/communicator/comm.c     bool need_split = false, no_reorder = false, no_undefined = false;
no_reorder        847 ompi/communicator/comm.c         no_reorder = tmp[2] == -tmp[3];
no_reorder        931 ompi/communicator/comm.c         if (!(no_reorder && no_undefined)) {