-/* Copyright (c) 2009-2010, 2013-2014. The SimGrid Team.
+/* Copyright (c) 2009-2023. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
#include <errno.h>
#include "mpi.h"
-#ifndef EXIT_SUCCESS
-#define EXIT_SUCCESS 0
-#define EXIT_FAILURE 1
-#endif
-
int main(int argc, char *argv[])
{
int i;
MPI_Init(&argc, &argv);
MPI_Comm_rank(MPI_COMM_WORLD, &rank);
MPI_Comm_size(MPI_COMM_WORLD, &size);
+ MPI_Comm_set_errhandler(MPI_COMM_WORLD, MPI_ERRORS_RETURN);
int* recv_counts = (int *) xbt_malloc(size * sizeof(int));
int* recv_disps = (int *) xbt_malloc(size * sizeof(int));
int* sb = (int *) xbt_malloc(recv_counts[rank] * sizeof(int));
int* rb = (int *) xbt_malloc(recv_sb_size * sizeof(int));
- for (i = 0; i < recv_counts[rank]; ++i)
- sb[i] = recv_disps[rank] + i;
- for (i = 0; i < recv_sb_size; ++i)
- rb[i] = -1;
+ status = MPI_Allgatherv(NULL, recv_counts[rank], MPI_INT, rb, recv_counts, recv_disps, MPI_INT, MPI_COMM_WORLD);
+ if(status!=MPI_ERR_BUFFER)
+ printf("MPI_Allgatherv did not return MPI_ERR_BUFFER for empty sendbuf\n");
+ status = MPI_Allgatherv(sb, -1, MPI_INT, rb, recv_counts, recv_disps, MPI_INT, MPI_COMM_WORLD);
+ if(status!=MPI_ERR_COUNT)
+ printf("MPI_Allgatherv did not return MPI_ERR_COUNT for -1 sendcount\n");
+ status = MPI_Allgatherv(sb, recv_counts[rank], MPI_DATATYPE_NULL, rb, recv_counts, recv_disps, MPI_INT, MPI_COMM_WORLD);
+ if(status!=MPI_ERR_TYPE)
+ printf("MPI_Allgatherv did not return MPI_ERR_TYPE for MPI_DATATYPE_NULL sendtype\n");
+ status = MPI_Allgatherv(sb, recv_counts[rank], MPI_INT, NULL, recv_counts, recv_disps, MPI_INT, MPI_COMM_WORLD);
+ if(status!=MPI_ERR_BUFFER)
+ printf("MPI_Allgatherv did not return MPI_ERR_BUFFER for empty recvbuf\n");
+ status = MPI_Allgatherv(sb, recv_counts[rank], MPI_INT, rb, NULL, recv_disps, MPI_INT, MPI_COMM_WORLD);
+ if(status!=MPI_ERR_COUNT)
+ printf("MPI_Allgatherv did not return MPI_ERR_COUNT for NULL recvcounts\n");
+ status = MPI_Allgatherv(sb, recv_counts[rank], MPI_INT, rb, recv_counts, NULL, MPI_INT, MPI_COMM_WORLD);
+ if(status!=MPI_ERR_ARG)
+ printf("MPI_Allgatherv did not return MPI_ERR_ARG for NULL recvdisps\n");
+ status = MPI_Allgatherv(sb, recv_counts[rank], MPI_INT, rb, recv_counts, recv_disps, MPI_DATATYPE_NULL, MPI_COMM_WORLD);
+ if(status!=MPI_ERR_TYPE)
+ printf("MPI_Allgatherv did not return MPI_ERR_TYPE for MPI_DATATYPE_NULL recvtype\n");
+ status = MPI_Allgatherv(sb, recv_counts[rank], MPI_INT, rb, recv_counts, recv_disps, MPI_INT, MPI_COMM_NULL);
+ if(status!=MPI_ERR_COMM)
+ printf("MPI_Allgatherv did not return MPI_ERR_COMM for MPI_COMM_NULL comm\n");
printf("[%d] sndbuf=[", rank);
- for (i = 0; i < recv_counts[rank]; i++)
+ for (i = 0; i < recv_counts[rank]; i++){
+ sb[i] = recv_disps[rank] + i;
printf("%d ", sb[i]);
+ }
printf("]\n");
+ for (i = 0; i < recv_sb_size; i++)
+ rb[i] = -1;
+
status = MPI_Allgatherv(sb, recv_counts[rank], MPI_INT, rb, recv_counts, recv_disps, MPI_INT, MPI_COMM_WORLD);
printf("[%d] rcvbuf=[", rank);
printf("%d ", rb[i]);
printf("]\n");
- if (rank == 0) {
- if (status != MPI_SUCCESS) {
- printf("allgatherv returned %d\n", status);
- fflush(stdout);
- }
+ if (rank == 0 && status != MPI_SUCCESS) {
+ printf("allgatherv returned %d\n", status);
+ fflush(stdout);
}
xbt_free(sb);
xbt_free(rb);
xbt_free(recv_counts);
xbt_free(recv_disps);
MPI_Finalize();
- return (EXIT_SUCCESS);
+ return EXIT_SUCCESS;
}