- MPI_Request *rrequest_array = xbt_new(MPI_Request, inter_comm_size - 1);
- MPI_Request *srequest_array = xbt_new(MPI_Request, inter_comm_size - 1);
+ MPI_Request* rrequest_array = new MPI_Request[inter_comm_size - 1];
+ MPI_Request* srequest_array = new MPI_Request[inter_comm_size - 1];