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/*
* Copyright (C) by Argonne National Laboratory
* See COPYRIGHT in top-level directory
*/
#include <mpi.h>
#include <stdlib.h>
#include <stdio.h>
#include "mpitest.h"
/* tests multiple invocations of Keyval_free on the same keyval */
int delete_fn(MPI_Comm comm, int keyval, void *attr, void *extra);
int delete_fn(MPI_Comm comm, int keyval, void *attr, void *extra)
{
MPI_Keyval_free(&keyval);
return MPI_SUCCESS;
}
int main(int argc, char **argv)
{
MPI_Comm duped;
int keyval = MPI_KEYVAL_INVALID;
int keyval_copy = MPI_KEYVAL_INVALID;
int errs = 0;
MTest_Init(&argc, &argv);
MPI_Comm_dup(MPI_COMM_SELF, &duped);
MPI_Keyval_create(MPI_NULL_COPY_FN, delete_fn, &keyval, NULL);
keyval_copy = keyval;
MPI_Attr_put(MPI_COMM_SELF, keyval, NULL);
MPI_Attr_put(duped, keyval, NULL);
MPI_Comm_free(&duped); /* first MPI_Keyval_free */
MPI_Keyval_free(&keyval); /* second MPI_Keyval_free */
MPI_Keyval_free(&keyval_copy); /* third MPI_Keyval_free */
MTest_Finalize(errs);
return MTestReturnValue(errs);
}
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