1 |
742 |
jeremybenn |
// { dg-options "-std=gnu++0x" }
|
2 |
|
|
// 2009-11-12 Paolo Carlini <paolo.carlini@oracle.com>
|
3 |
|
|
//
|
4 |
|
|
// Copyright (C) 2009 Free Software Foundation, Inc.
|
5 |
|
|
//
|
6 |
|
|
// This file is part of the GNU ISO C++ Library. This library is free
|
7 |
|
|
// software; you can redistribute it and/or modify it under the
|
8 |
|
|
// terms of the GNU General Public License as published by the
|
9 |
|
|
// Free Software Foundation; either version 3, or (at your option)
|
10 |
|
|
// any later version.
|
11 |
|
|
//
|
12 |
|
|
// This library is distributed in the hope that it will be useful,
|
13 |
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
14 |
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
15 |
|
|
// GNU General Public License for more details.
|
16 |
|
|
//
|
17 |
|
|
// You should have received a copy of the GNU General Public License along
|
18 |
|
|
// with this library; see the file COPYING3. If not see
|
19 |
|
|
// <http://www.gnu.org/licenses/>.
|
20 |
|
|
|
21 |
|
|
#include <type_traits>
|
22 |
|
|
#include <testsuite_hooks.h>
|
23 |
|
|
|
24 |
|
|
// DR 1255.
|
25 |
|
|
void test01()
|
26 |
|
|
{
|
27 |
|
|
bool test __attribute__((unused)) = true;
|
28 |
|
|
using std::common_type;
|
29 |
|
|
using std::is_same;
|
30 |
|
|
|
31 |
|
|
VERIFY( (is_same<common_type<void>::type, void>::value) );
|
32 |
|
|
VERIFY( (is_same<common_type<const void>::type, const void>::value) );
|
33 |
|
|
VERIFY( (is_same<common_type<volatile void>::type, volatile void>::value) );
|
34 |
|
|
VERIFY( (is_same<common_type<const volatile void>::type,
|
35 |
|
|
const volatile void>::value) );
|
36 |
|
|
|
37 |
|
|
VERIFY( (is_same<common_type<void, void>::type, void>::value) );
|
38 |
|
|
VERIFY( (is_same<common_type<void, const void>::type, void>::value) );
|
39 |
|
|
VERIFY( (is_same<common_type<void, volatile void>::type, void>::value) );
|
40 |
|
|
VERIFY( (is_same<common_type<void, const volatile void>::type,
|
41 |
|
|
void>::value) );
|
42 |
|
|
VERIFY( (is_same<common_type<const void, void>::type,
|
43 |
|
|
void>::value) );
|
44 |
|
|
VERIFY( (is_same<common_type<const void, const void>::type,
|
45 |
|
|
void>::value) );
|
46 |
|
|
VERIFY( (is_same<common_type<const void, volatile void>::type,
|
47 |
|
|
void>::value) );
|
48 |
|
|
VERIFY( (is_same<common_type<const void, const volatile void>::type,
|
49 |
|
|
void>::value) );
|
50 |
|
|
VERIFY( (is_same<common_type<volatile void, void>::type,
|
51 |
|
|
void>::value) );
|
52 |
|
|
VERIFY( (is_same<common_type<volatile void, volatile void>::type,
|
53 |
|
|
void>::value) );
|
54 |
|
|
VERIFY( (is_same<common_type<volatile void, const void>::type,
|
55 |
|
|
void>::value) );
|
56 |
|
|
VERIFY( (is_same<common_type<volatile void, const volatile void>::type,
|
57 |
|
|
void>::value) );
|
58 |
|
|
VERIFY( (is_same<common_type<const volatile void, void>::type,
|
59 |
|
|
void>::value) );
|
60 |
|
|
VERIFY( (is_same<common_type<const volatile void, const void>::type,
|
61 |
|
|
void>::value) );
|
62 |
|
|
VERIFY( (is_same<common_type<const volatile void, volatile void>::type,
|
63 |
|
|
void>::value) );
|
64 |
|
|
VERIFY( (is_same<common_type<const volatile void, const volatile void>::type,
|
65 |
|
|
void>::value) );
|
66 |
|
|
}
|
67 |
|
|
|
68 |
|
|
int main()
|
69 |
|
|
{
|
70 |
|
|
test01();
|
71 |
|
|
return 0;
|
72 |
|
|
}
|