47 lines · cpp
1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9// <regex>10 11// template <class BidirectionalIterator> class sub_match;12 13// template <class charT, class ST, class BiIter>14// basic_ostream<charT, ST>&15// operator<<(basic_ostream<charT, ST>& os, const sub_match<BiIter>& m);16 17#include <regex>18#include <sstream>19#include <cassert>20#include "test_macros.h"21 22template <class CharT>23void24test(const std::basic_string<CharT>& s)25{26 typedef std::basic_string<CharT> string;27 typedef std::sub_match<typename string::const_iterator> SM;28 typedef std::basic_ostringstream<CharT> ostringstream;29 SM sm;30 sm.first = s.begin();31 sm.second = s.end();32 sm.matched = true;33 ostringstream os;34 os << sm;35 assert(os.str() == s);36}37 38int main(int, char**)39{40 test(std::string("123"));41#ifndef TEST_HAS_NO_WIDE_CHARACTERS42 test(std::wstring(L"123"));43#endif44 45 return 0;46}47