1 // { dg-do compile }
2 // { dg-require-normal-mode "" }
3 // { dg-require-normal-namespace "" }
4 
5 // Copyright (C) 2007-2021 Free Software Foundation, Inc.
6 //
7 // This file is part of the GNU ISO C++ Library.  This library is free
8 // software; you can redistribute it and/or modify it under the
9 // terms of the GNU General Public License as published by the
10 // Free Software Foundation; either version 3, or (at your option)
11 // any later version.
12 
13 // This library is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 // GNU General Public License for more details.
17 
18 // You should have received a copy of the GNU General Public License along
19 // with this library; see the file COPYING3.  If not see
20 // <http://www.gnu.org/licenses/>.
21 
22 #include <deque>
23 
24 #if __cplusplus >= 201103L
25 # define NOTHROW(X) noexcept(X)
26 #else
27 # define NOTHROW(X)
28 #endif
29 
30 namespace std {
31   template <class T, class Allocator> class deque;
32 
33   template <class T, class Allocator>
34     bool operator== (const deque<T,Allocator>& x, const deque<T,Allocator>& y);
35 
36   template <class T, class Allocator>
37     bool operator< (const deque<T,Allocator>& x, const deque<T,Allocator>& y);
38 
39   template <class T, class Allocator>
40     bool operator!= (const deque<T,Allocator>& x, const deque<T,Allocator>& y);
41 
42   template <class T, class Allocator>
43     bool operator> (const deque<T,Allocator>& x, const deque<T,Allocator>& y);
44 
45   template <class T, class Allocator>
46     bool operator>= (const deque<T,Allocator>& x, const deque<T,Allocator>& y);
47 
48   template <class T, class Allocator>
49     bool operator<= (const deque<T,Allocator>& x, const deque<T,Allocator>& y);
50 
51   template <class T, class Allocator>
52     void swap(deque<T,Allocator>& x, deque<T,Allocator>& y)
53       NOTHROW(noexcept(x.swap(y)));
54 }
55