| // Copyright (C) 2019-2026 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 run { target c++11 } } | |
| #include <functional> | |
| #include <testsuite_hooks.h> | |
| constexpr int sq(int i) { return i * i; } | |
| template<typename Val, typename Expected> | |
| bool chk(Val&& val, Expected&& exp) | |
| { | |
| return std::is_same<Val, Expected>::value && val == exp; | |
| } | |
| #define VERIFY_T(x,y) VERIFY(chk(x,y)) | |
| void | |
| test01() | |
| { | |
| VERIFY_T( std::__invoke(sq, 2), 4 ); | |
| VERIFY_T( std::__invoke_r<int>(sq, 3), 9 ); | |
| VERIFY_T( std::__invoke_r<char>(sq, 4), '\x10' ); | |
| } | |
| int main() | |
| { | |
| test01(); | |
| } |