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 // void clear();
13 
14 #include <string>
15 #include <cassert>
16 
17 #include "min_allocator.h"
18 
19 template <class S>
20 void
test(S s)21 test(S s)
22 {
23     s.clear();
24     assert(s.size() == 0);
25 }
26 
main()27 int main()
28 {
29     {
30     typedef std::string S;
31     S s;
32     test(s);
33 
34     s.assign(10, 'a');
35     s.erase(5);
36     test(s);
37 
38     s.assign(100, 'a');
39     s.erase(50);
40     test(s);
41     }
42 #if __cplusplus >= 201103L
43     {
44     typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
45     S s;
46     test(s);
47 
48     s.assign(10, 'a');
49     s.erase(5);
50     test(s);
51 
52     s.assign(100, 'a');
53     s.erase(50);
54     test(s);
55     }
56 #endif
57 }
58