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 // <regex>
11 
12 // class match_results<BidirectionalIterator, Allocator>
13 
14 // const_iterator begin() const;
15 // const_iterator end() const;
16 
17 #include <regex>
18 #include <cassert>
19 
20 void
test()21 test()
22 {
23     std::match_results<const char*> m;
24     const char s[] = "abcdefghijk";
25     assert(std::regex_search(s, m, std::regex("cd((e)fg)hi")));
26 
27     std::match_results<const char*>::const_iterator i = m.begin();
28     std::match_results<const char*>::const_iterator e = m.end();
29 
30     assert(e - i == m.size());
31     for (int j = 0; i != e; ++i, ++j)
32         assert(*i == m[j]);
33 }
34 
main()35 int main()
36 {
37     test();
38 }
39