push_front_const.pass.cpp revision 81381a932fbebb384adfe5c0116d45b37479efde 
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(const value_type& v);
13
14#include <forward_list>
15#include <cassert>
16
17#include "../../../min_allocator.h"
18
19int main()
20{
21    {
22        typedef int T;
23        typedef std::forward_list<T> C;
24        C c;
25        c.push_front(1);
26        assert(c.front() == 1);
27        assert(distance(c.begin(), c.end()) == 1);
28        c.push_front(3);
29        assert(c.front() == 3);
30        assert(*next(c.begin()) == 1);
31        assert(distance(c.begin(), c.end()) == 2);
32    }
33#if __cplusplus >= 201103L
34    {
35        typedef int T;
36        typedef std::forward_list<T, min_allocator<T>> C;
37        C c;
38        c.push_front(1);
39        assert(c.front() == 1);
40        assert(distance(c.begin(), c.end()) == 1);
41        c.push_front(3);
42        assert(c.front() == 3);
43        assert(*next(c.begin()) == 1);
44        assert(distance(c.begin(), c.end()) == 2);
45    }
46#endif
47}
48