1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // <forward_list>
10 
11 // void reverse();
12 
13 #include <forward_list>
14 #include <iterator>
15 #include <algorithm>
16 #include <cassert>
17 
18 #include "test_macros.h"
19 #include "min_allocator.h"
20 
21 template <class C>
test(int N)22 void test(int N)
23 {
24     C c;
25     for (int i = 0; i < N; ++i)
26         c.push_front(i);
27     c.reverse();
28     assert(std::distance(c.begin(), c.end()) == N);
29     typename C::const_iterator j = c.begin();
30     for (int i = 0; i < N; ++i, ++j)
31         assert(*j == i);
32 }
33 
main(int,char **)34 int main(int, char**)
35 {
36     for (int i = 0; i < 10; ++i)
37         test<std::forward_list<int> >(i);
38 #if TEST_STD_VER >= 11
39     for (int i = 0; i < 10; ++i)
40         test<std::forward_list<int, min_allocator<int>> >(i);
41 #endif
42 
43   return 0;
44 }
45