]>
git.ipfire.org Git - thirdparty/glibc.git/blob - sysdeps/x86_64/x32/tst-size_t-memrchr.c
1 /* Test memrchr with size_t in the lower 32 bits of 64-bit register.
2 Copyright (C) 2019 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
19 #define TEST_NAME "memrchr"
20 #include "test-size_t.h"
24 typedef void * (*proto_t
) (const void *, int, size_t);
27 __attribute__ ((noinline
, noclone
))
28 do_memrchr (parameter_t a
, parameter_t b
)
30 return CALL (&b
, a
.p
, (uintptr_t) b
.p
, a
.len
);
38 parameter_t src
= { { page_size
}, buf2
};
39 parameter_t c
= { { 0 }, (void *) (uintptr_t) 0x12 };
42 FOR_EACH_IMPL (impl
, 0)
45 void * res
= do_memrchr (src
, c
);
48 error (0, 0, "Wrong result in function %s: %p != NULL",
54 return ret
? EXIT_FAILURE
: EXIT_SUCCESS
;
57 #include <support/test-driver.c>