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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/23_containers/forward_list/operations/6.cc
1 // { dg-options "-std=gnu++0x" }
3 // Copyright (C) 2008-2013 Free Software Foundation, Inc.
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 3, or (at your option)
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.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING3. If not see
18 // <http://www.gnu.org/licenses/>.
20 // 23.2.3.n forward_list xxx [lib.forward_list.xxx]
22 #include <forward_list>
23 #include <testsuite_hooks.h>
25 bool test
__attribute__((unused
)) = true;
27 // Comparison functor.
28 template<typename Num
>
36 bool operator()(const Num i
, const Num j
)
38 return (n
* i
) < (n
* j
);
44 // This test verifies the following:
49 const unsigned int n
= 13;
51 { 0,1,2,3,4,5,6,7,8,9,10,11,12 },
52 { 6,2,8,4,11,1,12,7,3,9,5,0,10 },
53 { 12,11,10,9,8,7,6,5,4,3,2,1,0 },
55 std::forward_list
<int> sorted(order
[0], order
[0] + n
);
57 for (unsigned int i
= 0; i
< sizeof(order
)/sizeof(*order
); ++i
)
59 std::forward_list
<int> head(order
[i
], order
[i
] + n
);
63 VERIFY(head
== sorted
);
66 std::forward_list
<int> reversed(order
[2], order
[2] + n
);
67 for (unsigned int i
= 0; i
< sizeof(order
)/sizeof(*order
); ++i
)
69 std::forward_list
<int> head(order
[i
], order
[i
] + n
);
74 VERIFY(head
== reversed
);