1 // Copyright (C) 2014 Free Software Foundation, Inc.
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)
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.
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/>.
18 // { dg-options "-std=gnu++14" }
21 #include <experimental/functional>
23 // These tests are rather simple, the front-end tests already test
24 // variable templates, and the library tests for the underlying
25 // traits are more elaborate. These are just simple sanity tests.
29 using B
= decltype(std::bind(f
, std::placeholders::_1
));
31 static_assert(!std::experimental::is_bind_expression_v
<int>
32 && !std::is_bind_expression
<int>::value
, "");
34 static_assert(std::experimental::is_bind_expression_v
<B
>
35 && std::is_bind_expression
<B
>::value
, "");
37 using PH
= decltype(std::placeholders::_1
);
39 static_assert(!std::experimental::is_placeholder_v
<int>
40 && !std::is_placeholder
<int>::value
, "");
42 static_assert(std::experimental::is_placeholder_v
<PH
>
43 && std::is_placeholder
<PH
>::value
, "");