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// template <class charT, class traits = regex_traits<charT>> class basic_regex; 13 14// basic_regex& assign(const basic_regex& that); 15 16#include <regex> 17#include <cassert> 18#include "test_macros.h" 19 20int main() 21{ 22 std::regex r1("(a([bc]))"); 23 std::regex r2; 24 r2.assign(r1); 25 assert(r2.flags() == std::regex::ECMAScript); 26 assert(r2.mark_count() == 2); 27 assert(std::regex_search("ab", r2)); 28 29#ifndef TEST_HAS_NO_EXCEPTIONS 30 bool caught = false; 31 try { r2.assign("(def", std::regex::extended); } 32 catch(std::regex_error &) { caught = true; } 33 assert(caught); 34 assert(r2.flags() == std::regex::ECMAScript); 35 assert(r2.mark_count() == 2); 36 assert(std::regex_search("ab", r2)); 37#endif 38} 39