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* tests/test-malloc-gnu.c: Include "macros.h". (main): Use ASSERT. * tests/test-calloc-gnu.c: Include "macros.h". (main): Use ASSERT. * tests/test-realloc-gnu.c: Include "macros.h". (main): Use ASSERT. * tests/test-reallocarray.c: Include "macros.h". (main): Use ASSERT. * modules/malloc-gnu-tests (Files): Add tests/macros.h. * modules/calloc-gnu-tests (Files): Likewise. * modules/realloc-gnu-tests (Files): Likewise. * modules/reallocarray-tests (Files): Likewise.
47 lines
1.3 KiB
C
47 lines
1.3 KiB
C
/* Test of realloc function.
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Copyright (C) 2010-2021 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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#include <config.h>
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/* Specification. */
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#include <stdlib.h>
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#include <errno.h>
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#include <stdint.h>
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#include "macros.h"
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int
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main (int argc, char **argv)
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{
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/* Check that realloc (NULL, 0) is not a NULL pointer. */
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void *volatile p = realloc (NULL, 0);
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ASSERT (p != NULL);
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/* Check that realloc (p, n) fails when p is non-null and n exceeds
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PTRDIFF_MAX. */
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if (PTRDIFF_MAX < SIZE_MAX)
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{
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size_t one = argc != 12345;
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p = realloc (p, PTRDIFF_MAX + one);
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ASSERT (p == NULL);
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ASSERT (errno == ENOMEM);
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}
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free (p);
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return 0;
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}
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