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[thirdparty/gcc.git] / libstdc++-v3 / testsuite / 23_containers / queue / moveable.cc
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1// { dg-options "-std=gnu++0x" }
2
3// Copyright (C) 2007 Free Software Foundation, Inc.
4//
5// This file is part of the GNU ISO C++ Library. This library is free
6// software; you can redistribute it and/or modify it under the
7// terms of the GNU General Public License as published by the
8// Free Software Foundation; either version 2, or (at your option)
9// any later version.
10
11// This library is distributed in the hope that it will be useful,
12// but WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14// GNU General Public License for more details.
15
16// You should have received a copy of the GNU General Public License along
17// with this library; see the file COPYING. If not, write to the Free
18// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
19// USA.
20
21// As a special exception, you may use this file as part of a free software
22// library without restriction. Specifically, if other files instantiate
23// templates or use macros or inline functions from this file, or you compile
24// this file and link it with other files to produce an executable, this
25// file does not by itself cause the resulting executable to be covered by
26// the GNU General Public License. This exception does not however
27// invalidate any other reasons why the executable file might be covered by
28// the GNU General Public License.
29
30// NOTE: This makes use of the fact that we know how moveable
31// is implemented on vector (via swap). If the implementation changed
32// this test may begin to fail.
33
34#include <queue>
35#include <utility>
36#include <testsuite_hooks.h>
37
38void test01()
39{
40 bool test __attribute__((unused)) = true;
41
42 std::queue<int> a,b;
43 a.push(1);
44 b = std::move(a);
45 VERIFY( b.size() == 1 && b.front() == 1 && a.size() == 0 );
46
47 std::queue<int> c(std::move(b));
48 VERIFY( c.size() == 1 && c.front() == 1 );
49 VERIFY( b.size() == 0 );
50}
51
52int main(void)
53{
54 test01();
55 return 0;
56}