| // Copyright (C) 2017-2023 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 3, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING3. If not see |
| // <http://www.gnu.org/licenses/>. |
| |
| // { dg-do compile { target c++17 } } |
| |
| #include <functional> |
| |
| // PR libstdc++/83427 |
| |
| int f() noexcept { return 0; } |
| auto b = std::bind(f); |
| static_assert(std::is_same_v<decltype(b)::result_type, int>); |
| |
| struct X { long f() const & noexcept { return 0L; } }; |
| auto b2 = std::bind(&X::f, X{}); |
| static_assert(std::is_same_v<decltype(b2)::result_type, long>); |
