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 // template <class BidirectionalIterator, class Allocator>
15 //    bool
16 //    operator==(const match_results<BidirectionalIterator, Allocator>& m1,
17 //               const match_results<BidirectionalIterator, Allocator>& m2);
18 
19 // template <class BidirectionalIterator, class Allocator>
20 //    bool
21 //    operator!=(const match_results<BidirectionalIterator, Allocator>& m1,
22 //               const match_results<BidirectionalIterator, Allocator>& m2);
23 
24 #include <regex>
25 #include <cassert>
26 
27 void
test()28 test()
29 {
30     std::match_results<const char*> m1;
31     const char s[] = "abcdefghijk";
32     assert(std::regex_search(s, m1, std::regex("cd((e)fg)hi")));
33     std::match_results<const char*> m2;
34 
35     assert(m1 == m1);
36     assert(m1 != m2);
37 
38     m2 = m1;
39 
40     assert(m1 == m2);
41 }
42 
main()43 int main()
44 {
45     test();
46 }
47