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_iterator cbegin() const;
13 
14 #include <string>
15 #include <cassert>
16 
17 #include "min_allocator.h"
18 
19 template <class S>
20 void
test(const S & s)21 test(const S& s)
22 {
23     typename S::const_iterator cb = s.cbegin();
24     if (!s.empty())
25     {
26         assert(*cb == s[0]);
27     }
28     assert(cb == s.begin());
29 }
30 
main()31 int 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