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 // size_type size() const; 15 // bool empty() const; 16 17 #include <regex> 18 #include <cassert> 19 #include "test_macros.h" 20 21 template <class CharT> 22 void test()23test() 24 { 25 std::match_results<const CharT*> m; 26 assert(m.empty()); 27 assert(m.size() == 0); 28 const char s[] = "abcdefghijk"; 29 assert(std::regex_search(s, m, std::regex("cd((e)fg)hi"))); 30 assert(!m.empty()); 31 assert(m.size() == 3); 32 } 33 main()34int main() 35 { 36 test<char>(); 37 } 38