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 // difference_type position(size_type sub = 0) const; 15 16 #include <regex> 17 #include <cassert> 18 #include "test_macros.h" 19 20 void 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 assert(m.position() == std::distance(s, m[0].first)); 27 assert(m.position(0) == std::distance(s, m[0].first)); 28 assert(m.position(1) == std::distance(s, m[1].first)); 29 assert(m.position(2) == std::distance(s, m[2].first)); 30 assert(m.position(3) == std::distance(s, m[3].first)); 31 assert(m.position(4) == std::distance(s, m[4].first)); 32 } 33 34 int main() 35 { 36 test(); 37 } 38
