| // { dg-do compile { target c++11 } } |
| // |
| // Copyright (C) 2011-2023 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/>. |
| |
| #include <type_traits> |
| #include <testsuite_tr1.h> |
| |
| void test01() |
| { |
| using std::is_function; |
| using namespace __gnu_test; |
| |
| // Positive tests. |
| static_assert(test_category<is_function, int (int)>(true), ""); |
| static_assert(test_category<is_function, ClassType (ClassType)>(true), ""); |
| static_assert(test_category<is_function, |
| float (int, float, int[], int&)>(true), ""); |
| static_assert(test_category<is_function, int (int, ...)>(true), ""); |
| static_assert(test_category<is_function, bool (ClassType) const>(true), ""); |
| static_assert(test_category<is_function, ClassType () &>(true), ""); |
| static_assert(test_category<is_function, |
| char (int, ClassType) const volatile &&>(true), ""); |
| |
| // Negative tests. |
| static_assert(test_category<is_function, int*>(false), ""); |
| static_assert(test_category<is_function, int&>(false), ""); |
| static_assert(test_category<is_function, void>(false), ""); |
| static_assert(test_category<is_function, const void>(false), ""); |
| static_assert(test_category<is_function, void*>(false), ""); |
| static_assert(test_category<is_function, const void*>(false), ""); |
| static_assert(test_category<is_function, void**>(false), ""); |
| static_assert(test_category<is_function, std::nullptr_t>(false), ""); |
| |
| static_assert(test_category<is_function, AbstractClass>(false), ""); |
| static_assert(test_category<is_function, int(&)(int)>(false), ""); |
| static_assert(test_category<is_function, int(*)(int)>(false), ""); |
| |
| // Sanity check. |
| static_assert(test_category<is_function, ClassType>(false), ""); |
| static_assert(test_category<is_function, IncompleteClass>(false), ""); |
| static_assert(test_category<is_function, IncompleteUnion>(false), ""); |
| } |