]>
Commit | Line | Data |
---|---|---|
15139af6 GJF |
1 | // { dg-do run { target c++11 } } |
2 | ||
3 | // 2020-09-20 Glen Joseph Fernandes <glenjofe@gmail.com> | |
4 | ||
83ffe9cd | 5 | // Copyright (C) 2020-2023 Free Software Foundation, Inc. |
15139af6 GJF |
6 | // |
7 | // This file is part of the GNU ISO C++ Library. This library is free | |
8 | // software; you can redistribute it and/or modify it under the terms | |
9 | // of the GNU General Public License as published by the Free Software | |
10 | // Foundation; either version 3, or (at your option) any later | |
11 | // version. | |
12 | ||
13 | // This library is distributed in the hope that it will be useful, but | |
14 | // WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | // General Public License for more details. | |
17 | ||
18 | // You should have received a copy of the GNU General Public License | |
19 | // along with this library; see the file COPYING3. If not see | |
20 | // <http://www.gnu.org/licenses/>. | |
21 | ||
22 | // C++11 [ptr.align] (20.6.5): std::align | |
23 | ||
24 | #include <memory> | |
25 | #include <testsuite_hooks.h> | |
26 | ||
27 | void test01() | |
28 | { | |
29 | void* p1 = reinterpret_cast<void*>(5); | |
30 | void* p2 = p1; | |
31 | std::size_t s1 = 3072; | |
32 | std::size_t s2 = s1; | |
33 | VERIFY(std::align(1024, static_cast<std::size_t>(-1), p1, s1) == nullptr); | |
34 | VERIFY(p1 == p2); | |
35 | VERIFY(s1 == s2); | |
36 | } | |
37 | ||
38 | void test02() | |
39 | { | |
40 | void* p1 = reinterpret_cast<void*>(1); | |
41 | void* p2 = p1; | |
42 | std::size_t s1 = -1; | |
43 | std::size_t s2 = s1; | |
44 | VERIFY(std::align(2, static_cast<std::size_t>(-1), p1, s1) == nullptr); | |
45 | VERIFY(p1 == p2); | |
46 | VERIFY(s1 == s2); | |
47 | } | |
48 | ||
49 | int main() | |
50 | { | |
51 | test01(); | |
52 | test02(); | |
53 | } |