1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// <forward_list>
11
12// void push_front(value_type&& v);
13
14#include <forward_list>
15#include <cassert>
16
17#include "../../../MoveOnly.h"
18#include "min_allocator.h"
19
20int main()
21{
22#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
23    {
24        typedef MoveOnly T;
25        typedef std::forward_list<T> C;
26        C c;
27        c.push_front(1);
28        assert(c.front() == 1);
29        assert(distance(c.begin(), c.end()) == 1);
30        c.push_front(3);
31        assert(c.front() == 3);
32        assert(*next(c.begin()) == 1);
33        assert(distance(c.begin(), c.end()) == 2);
34    }
35#if __cplusplus >= 201103L
36    {
37        typedef MoveOnly T;
38        typedef std::forward_list<T, min_allocator<T>> C;
39        C c;
40        c.push_front(1);
41        assert(c.front() == 1);
42        assert(distance(c.begin(), c.end()) == 1);
43        c.push_front(3);
44        assert(c.front() == 3);
45        assert(*next(c.begin()) == 1);
46        assert(distance(c.begin(), c.end()) == 2);
47    }
48#endif
49#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
50}
51