1 /* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
3 * (C) 2001 by Argonne National Laboratory.
4 * See COPYRIGHT in top-level directory.
9 #include "mpitestconf.h"
14 static int verbose = 0;
17 int derived_resized_test(void);
19 /* helper functions */
20 int parse_args(int argc, char **argv);
22 int main(int argc, char **argv)
26 MPI_Init(&argc, &argv); /* MPI-1.2 doesn't allow for MPI_Init(0,0) */
27 parse_args(argc, argv);
29 /* To improve reporting of problems about operations, we
30 * change the error handler to errors return */
31 MPI_Comm_set_errhandler(MPI_COMM_WORLD, MPI_ERRORS_RETURN);
33 /* perform some tests */
34 err = derived_resized_test();
36 fprintf(stderr, "%d errors in derived_resized test.\n", err);
39 /* print message and exit */
41 fprintf(stderr, "Found %d errors\n", errs);
44 printf(" No Errors\n");
50 /* derived_resized_test()
52 * Tests behavior with resizing of a simple derived type.
54 * Returns the number of errors encountered.
56 int derived_resized_test(void)
61 MPI_Datatype newtype, resizedtype;
66 err = MPI_Type_contiguous(count, MPI_INT, &newtype);
67 if (err != MPI_SUCCESS) {
69 fprintf(stderr, "error creating type in derived_resized_test()\n");
74 err = MPI_Type_create_resized(newtype,
75 (MPI_Aint) 0, (MPI_Aint) (2 * sizeof(int) + 10), &resizedtype);
77 err = MPI_Type_size(resizedtype, &size);
78 if (err != MPI_SUCCESS) {
80 fprintf(stderr, "error obtaining type size in derived_resized_test()\n");
85 if (size != 2 * sizeof(int)) {
88 "error: size != %d in derived_resized_test()\n", (int) (2 * sizeof(int)));
93 err = MPI_Type_extent(resizedtype, &extent);
94 if (err != MPI_SUCCESS) {
96 fprintf(stderr, "error obtaining type extent in derived_resized_test()\n");
101 if (extent != 2 * sizeof(int) + 10) {
104 "error: invalid extent (%d) in derived_resized_test(); should be %d\n",
105 (int) extent, (int) (2 * sizeof(int) + 10));
110 MPI_Type_free(&newtype);
111 MPI_Type_free(&resizedtype);
117 int parse_args(int argc, char **argv)
122 * while ((ret = getopt(argc, argv, "v")) >= 0)
131 if (argc > 1 && strcmp(argv[1], "-v") == 0)