-/* 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 rank;
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);
unsigned long long* sb = (unsigned long long *) xbt_malloc(size * sizeof(unsigned long long));
unsigned long long* rb = (unsigned long long *) xbt_malloc(size * sizeof(unsigned long long));
for (i = 0; i < size; i++)
printf("%llu ", sb[i]);
printf("]\n");
-
int root=0;
+
+ status = MPI_Reduce(NULL, rb, size, MPI_UNSIGNED_LONG_LONG, MPI_SUM, root, MPI_COMM_WORLD);
+ if(status!=MPI_ERR_BUFFER)
+ printf("MPI_Reduce did not return MPI_ERR_BUFFER for empty sendbuf\n");
+ status = MPI_Reduce(sb, rb, -1, MPI_UNSIGNED_LONG_LONG, MPI_SUM, root, MPI_COMM_WORLD);
+ if(status!=MPI_ERR_COUNT)
+ printf("MPI_Reduce did not return MPI_ERR_COUNT for -1 count\n");
+ status = MPI_Reduce(sb, rb, size, MPI_DATATYPE_NULL, MPI_SUM, root, MPI_COMM_WORLD);
+ if(status!=MPI_ERR_TYPE)
+ printf("MPI_Reduce did not return MPI_ERR_TYPE for MPI_DATATYPE_NULL type\n");
+ status = MPI_Reduce(sb, rb, size, MPI_UNSIGNED_LONG_LONG, MPI_OP_NULL, root, MPI_COMM_WORLD);
+ if(status!=MPI_ERR_OP)
+ printf("MPI_Reduce did not return MPI_ERR_OP for MPI_OP_NULL op\n");
+ status = MPI_Reduce(sb, rb, size, MPI_UNSIGNED_LONG_LONG, MPI_SUM, -1, MPI_COMM_WORLD);
+ if(status!=MPI_ERR_ROOT)
+ printf("MPI_Reduce did not return MPI_ERR_ROOT for root -1\n");
+ status = MPI_Reduce(sb, rb, size, MPI_UNSIGNED_LONG_LONG, MPI_SUM, size+1, MPI_COMM_WORLD);
+ if(status!=MPI_ERR_ROOT)
+ printf("MPI_Reduce did not return MPI_ERR_ROOT for root > size\n");
+ status = MPI_Reduce(sb, rb, size, MPI_UNSIGNED_LONG_LONG, MPI_SUM, root, MPI_COMM_NULL);
+ if(status!=MPI_ERR_COMM)
+ printf("MPI_Reduce did not return MPI_ERR_COMM for MPI_COMM_NULL comm\n");
+
status = MPI_Reduce(sb, rb, size, MPI_UNSIGNED_LONG_LONG, MPI_SUM, root, MPI_COMM_WORLD);
MPI_Barrier(MPI_COMM_WORLD);
fflush(stdout);
}
}
- free(sb);
- free(rb);
+ xbt_free(sb);
+ xbt_free(rb);
MPI_Finalize();
- return (EXIT_SUCCESS);
+ return EXIT_SUCCESS;
}