Blame test/mpi/attr/keyval_double_free_win.c

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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
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/*
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 *
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 *  (C) 2015 by Argonne National Laboratory.
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 *      See COPYRIGHT in top-level directory.
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 */
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#include <mpi.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include "mpitest.h"
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#define NUM_WIN 2
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#define DATA_SZ sizeof(int)
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/* tests multiple invocations of MPI_Win_free_keyval on the same keyval */
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int delete_fn(MPI_Comm comm, int keyval, void *attr, void *extra);
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int delete_fn(MPI_Comm comm, int keyval, void *attr, void *extra)
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{
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    MPI_Win_free_keyval(&keyval);
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    return MPI_SUCCESS;
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}
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int main(int argc, char **argv)
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{
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    void *base_ptr[NUM_WIN];
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    MPI_Win windows[NUM_WIN];
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    int keyval = MPI_KEYVAL_INVALID;
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    int keyval_copy = MPI_KEYVAL_INVALID;
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    int errs = 0;
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    MTest_Init(&argc, &argv);
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    MPI_Alloc_mem(DATA_SZ, MPI_INFO_NULL, &base_ptr[0]);
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    MPI_Win_create(base_ptr[0], DATA_SZ, 1, MPI_INFO_NULL, MPI_COMM_WORLD, &windows[0]);
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    MPI_Alloc_mem(DATA_SZ, MPI_INFO_NULL, &base_ptr[1]);
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    MPI_Win_create(base_ptr[1], DATA_SZ, 1, MPI_INFO_NULL, MPI_COMM_WORLD, &windows[1]);
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    MPI_Win_create_keyval(MPI_NULL_COPY_FN, delete_fn, &keyval, NULL);
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    keyval_copy = keyval;
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    MPI_Win_set_attr(windows[0], keyval, NULL);
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    MPI_Win_set_attr(windows[1], keyval, NULL);
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    MPI_Win_free(&windows[0]);  /* first MPI_Win_free_keyval */
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    MPI_Free_mem(base_ptr[0]);
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    MPI_Win_free_keyval(&keyval);       /* second MPI_Win_free_keyval */
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    MPI_Win_free_keyval(&keyval_copy);  /* third MPI_Win_free_keyval */
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    MPI_Win_free(&windows[1]);  /* fourth MPI_Win_free_keyval */
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    MPI_Free_mem(base_ptr[1]);
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    MTest_Finalize(errs);
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    return MTestReturnValue(errs);
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}