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Date :
2025-01-01T09:24:36
maint: run 'make update-copyright'
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/* Test of wmemchr() 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 <wchar.h>
#include <stddef.h>
#include "macros.h"
/* Test the library, not the compiler+library. */
static wchar_t *
lib_wmemchr (wchar_t const *s, wchar_t wc, size_t n)
{
return wmemchr (s, wc, n);
}
static wchar_t *(*volatile volatile_wmemchr) (wchar_t const *, wchar_t, size_t)
= lib_wmemchr;
#undef wmemchr
#define wmemchr volatile_wmemchr
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 (wmemchr (NULL, L'?', 0) == NULL);
return test_exit_status;
}