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99dee823 | 1 | // Copyright (C) 2011-2021 Free Software Foundation, Inc. |
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2 | // |
3 | // This file is part of the GNU ISO C++ Library. This library is free | |
4 | // software; you can redistribute it and/or modify it under the | |
5 | // terms of the GNU General Public License as published by the | |
6 | // Free Software Foundation; either version 3, or (at your option) | |
7 | // any later version. | |
8 | ||
9 | // This library is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | ||
14 | // You should have received a copy of the GNU General Public License along | |
15 | // with this library; see the file COPYING3. If not see | |
16 | // <http://www.gnu.org/licenses/>. | |
17 | ||
52066eae | 18 | // { dg-do compile { target c++11 } } |
e02a5443 JW |
19 | |
20 | #include <tr1/functional> | |
21 | ||
22 | struct X | |
23 | { | |
24 | int operator()() const { return 0; } | |
25 | int operator()() volatile { return 1; } | |
26 | int operator()() const volatile { return 2; } | |
27 | void operator()() { }; | |
28 | }; | |
29 | ||
30 | void test01() | |
31 | { | |
32 | static_assert( std::tr1::is_placeholder<__typeof(std::tr1::placeholders::_1)>::value, | |
33 | "decltype(_1) is a placeholder type" ); | |
34 | ||
35 | const auto b0 = std::tr1::bind(X()); | |
36 | static_assert( std::tr1::is_bind_expression<__typeof(b0)>::value, | |
37 | "const-qualified wrapper is a bind expression" ); | |
38 | ||
39 | volatile auto b1 = std::tr1::bind(X()); | |
40 | static_assert( std::tr1::is_bind_expression<__typeof(b1)>::value, | |
41 | "volatile-qualified wrapper is a bind expression" ); | |
42 | ||
43 | const volatile auto b2 = std::tr1::bind(X()); | |
44 | static_assert( std::tr1::is_bind_expression<__typeof(b2)>::value, | |
45 | "const-volatile-qualified wrapper is a bind expression" ); | |
46 | } | |
47 | ||
48 | int main() | |
49 | { | |
50 | test01(); | |
51 | return 0; | |
52 | } |