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https://https.git.savannah.gnu.org/git/gnulib.git
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Bruno Haible
4f007be4ed
* tests/test-calloc-gnu.c (main): Don't attempt to allocate a huge block of memory on Solaris. * tests/test-malloc-gnu.c (main): Add a comment.
54 lines
1.6 KiB
C
54 lines
1.6 KiB
C
/* Test of malloc function.
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Copyright (C) 2010-2026 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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/* Work around clang bug
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<https://github.com/llvm/llvm-project/issues/114772>. */
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void *(*volatile my_malloc) (size_t) = malloc;
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#undef malloc
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#define malloc my_malloc
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int
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main (int argc, _GL_UNUSED char **argv)
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{
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/* Check that malloc (0) is not a NULL pointer. */
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void *p = malloc (0);
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ASSERT (p != NULL);
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free (p);
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/* Check that malloc (n) fails when n exceeds PTRDIFF_MAX. */
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/* Note: Running this test on a Solaris 10 machine (cfarm210.cfarm.net) makes
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the machine unresponsive for 43 seconds. */
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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 = malloc (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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return test_exit_status;
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}
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