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7b089321
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Date :
2025-01-01T09:24:36
maint: run 'make update-copyright'
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/* Test of bsearch() function.
Copyright (C) 2024-2025 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
#include <config.h>
/* Specification. */
#include <stdlib.h>
#include "macros.h"
/* Test the library, not the compiler+library. */
static void *
lib_bsearch (void const *key, void const *base, size_t nel, size_t width,
int (*compar) (void const *, void const *))
{
return bsearch (key, base, nel, width, compar);
}
static void *(*volatile volatile_bsearch) (void const *, void const *, size_t,
size_t,
int (*) (void const *, void const *))
= lib_bsearch;
#undef bsearch
#define bsearch volatile_bsearch
static int
cmp (const void *a, const void *b)
{
return 0;
}
int
main (void)
{
/* Test zero-length operations on NULL pointers, allowed by
<https://www.open-std.org/jtc1/sc22/wg14/www/docs/n3322.pdf>. */
ASSERT (bsearch ("x", NULL, 0, 1, cmp) == NULL);
return test_exit_status;
}