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1 | // { dg-options "-std=gnu++17" } |
2 | // { dg-do compile } | |
3 | ||
4 | // Copyright (C) 2016 Free Software Foundation, Inc. | |
5 | // | |
6 | // This file is part of the GNU ISO C++ Library. This library is free | |
7 | // software; you can redistribute it and/or modify it under the | |
8 | // terms of the GNU General Public License as published by the | |
9 | // Free Software Foundation; either version 3, or (at your option) | |
10 | // any later version. | |
11 | ||
12 | // This library is distributed in the hope that it will be useful, | |
13 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | // GNU General Public License for more details. | |
16 | ||
17 | // You should have received a copy of the GNU General Public License along | |
18 | // with this library; see the file COPYING3. If not see | |
19 | // <http://www.gnu.org/licenses/>. | |
20 | ||
21 | #include <iterator> | |
22 | ||
23 | namespace std | |
24 | { | |
25 | template<class C> constexpr auto begin(C& c) -> decltype(c.begin()); | |
26 | template<class C> constexpr auto begin(const C& c) -> decltype(c.begin()); | |
27 | ||
28 | template<class C> constexpr auto end(C& c) -> decltype(c.end()); | |
29 | template<class C> constexpr auto end(const C& c) -> decltype(c.end()); | |
30 | ||
31 | template<class T, size_t N> constexpr T* begin(T (&array)[N]); | |
32 | template<class T, size_t N> constexpr T* end(T (&array)[N]); | |
33 | ||
34 | template<class C> constexpr auto cbegin(const C& c) -> decltype(c.begin()); | |
35 | template<class C> constexpr auto cend(const C& c) -> decltype(c.end()); | |
36 | ||
37 | template<class C> constexpr auto rbegin(C& c) -> decltype(c.rbegin()); | |
38 | template<class C> constexpr auto rbegin(const C& c) -> decltype(c.rbegin()); | |
39 | ||
40 | template<class C> constexpr auto rend(C& c) -> decltype(c.rend()); | |
41 | template<class C> constexpr auto rend(const C& c) -> decltype(c.rend()); | |
42 | ||
43 | template<class T, size_t N> | |
44 | constexpr reverse_iterator<T*> rbegin(T (&array)[N]); | |
45 | template<class T, size_t N> | |
46 | constexpr reverse_iterator<T*> rend(T (&array)[N]); | |
47 | ||
48 | template<class E> | |
49 | constexpr reverse_iterator<const E*> rbegin(initializer_list<E>); | |
50 | template<class E> | |
51 | constexpr reverse_iterator<const E*> rend(initializer_list<E>); | |
52 | ||
53 | template<class C> | |
54 | constexpr auto crbegin(const C& c) -> decltype(std::rbegin(c)); | |
55 | template<class C> | |
56 | constexpr auto cend(const C& c) -> decltype(std::rend(c)); | |
57 | } |