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      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 #include "test_macros.h"
     27 
     28 void
     29 test()
     30 {
     31     std::match_results<const char*> m1;
     32     const char s[] = "abcdefghijk";
     33     assert(std::regex_search(s, m1, std::regex("cd((e)fg)hi")));
     34     std::match_results<const char*> m2;
     35 
     36     assert(m1 == m1);
     37     assert(m1 != m2);
     38 
     39     m2 = m1;
     40 
     41     assert(m1 == m2);
     42 }
     43 
     44 int main()
     45 {
     46     test();
     47 }
     48