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// <string>
11
12// const_reverse_iterator crbegin() const;
13
14#include <string>
15#include <cassert>
16
17#include "min_allocator.h"
18
19template <class S>
20void
21test(const S& s)
22{
23    typename S::const_reverse_iterator cb = s.crbegin();
24    if (!s.empty())
25    {
26        assert(*cb == s.back());
27    }
28    assert(cb == s.rbegin());
29}
30
31int main()
32{
33    {
34    typedef std::string S;
35    test(S());
36    test(S("123"));
37    }
38#if __cplusplus >= 201103L
39    {
40    typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
41    test(S());
42    test(S("123"));
43    }
44#endif
45}
46