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/* Test <wchar.h> const-generic macros.
Copyright (C) 2025 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <wchar.h>
void *vp;
const void *cvp;
wchar_t *wp;
const wchar_t *cwp;
size_t sz;
wchar_t wc;
#define CHECK_TYPE(EXPR, TYPE) \
_Static_assert (_Generic (EXPR, TYPE: 1), "type check")
static int
do_test (void)
{
/* This is a compilation test. */
CHECK_TYPE (wmemchr (vp, wc, sz), wchar_t *);
CHECK_TYPE (wmemchr (cvp, wc, sz), const wchar_t *);
CHECK_TYPE (wmemchr (wp, wc, sz), wchar_t *);
CHECK_TYPE (wmemchr (cwp, wc, sz), const wchar_t *);
CHECK_TYPE (wmemchr (0, wc, sz), wchar_t *);
CHECK_TYPE (wmemchr ((void *) 0, wc, sz), wchar_t *);
CHECK_TYPE ((wmemchr) (cwp, wc, sz), wchar_t *);
CHECK_TYPE (wcschr (vp, wc), wchar_t *);
CHECK_TYPE (wcschr (cvp, wc), const wchar_t *);
CHECK_TYPE (wcschr (wp, wc), wchar_t *);
CHECK_TYPE (wcschr (cwp, wc), const wchar_t *);
CHECK_TYPE (wcschr (0, wc), wchar_t *);
CHECK_TYPE (wcschr ((void *) 0, wc), wchar_t *);
CHECK_TYPE ((wcschr) (cwp, wc), wchar_t *);
CHECK_TYPE (wcspbrk (vp, vp), wchar_t *);
CHECK_TYPE (wcspbrk (vp, cvp), wchar_t *);
CHECK_TYPE (wcspbrk (cvp, vp), const wchar_t *);
CHECK_TYPE (wcspbrk (cvp, cvp), const wchar_t *);
CHECK_TYPE (wcspbrk (wp, wp), wchar_t *);
CHECK_TYPE (wcspbrk (wp, cwp), wchar_t *);
CHECK_TYPE (wcspbrk (cwp, wp), const wchar_t *);
CHECK_TYPE (wcspbrk (cwp, cwp), const wchar_t *);
CHECK_TYPE (wcspbrk (0, wp), wchar_t *);
CHECK_TYPE (wcspbrk (0, cwp), wchar_t *);
CHECK_TYPE (wcspbrk ((void *) 0, wp), wchar_t *);
CHECK_TYPE (wcspbrk ((void *) 0, cwp), wchar_t *);
CHECK_TYPE ((wcspbrk) (cwp, cwp), wchar_t *);
CHECK_TYPE (wcsrchr (vp, wc), wchar_t *);
CHECK_TYPE (wcsrchr (cvp, wc), const wchar_t *);
CHECK_TYPE (wcsrchr (wp, wc), wchar_t *);
CHECK_TYPE (wcsrchr (cwp, wc), const wchar_t *);
CHECK_TYPE (wcsrchr (0, wc), wchar_t *);
CHECK_TYPE (wcsrchr ((void *) 0, wc), wchar_t *);
CHECK_TYPE ((wcsrchr) (cwp, wc), wchar_t *);
CHECK_TYPE (wcsstr (vp, vp), wchar_t *);
CHECK_TYPE (wcsstr (vp, cvp), wchar_t *);
CHECK_TYPE (wcsstr (cvp, vp), const wchar_t *);
CHECK_TYPE (wcsstr (cvp, cvp), const wchar_t *);
CHECK_TYPE (wcsstr (wp, wp), wchar_t *);
CHECK_TYPE (wcsstr (wp, cwp), wchar_t *);
CHECK_TYPE (wcsstr (cwp, wp), const wchar_t *);
CHECK_TYPE (wcsstr (cwp, cwp), const wchar_t *);
CHECK_TYPE (wcsstr (0, wp), wchar_t *);
CHECK_TYPE (wcsstr (0, cwp), wchar_t *);
CHECK_TYPE (wcsstr ((void *) 0, wp), wchar_t *);
CHECK_TYPE (wcsstr ((void *) 0, cwp), wchar_t *);
CHECK_TYPE ((wcsstr) (cwp, cwp), wchar_t *);
return 0;
}
#include <support/test-driver.c>
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