37 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 charT, class traits = regex_traits<charT>> class basic_regex;12 13// basic_regex();14 15#include <regex>16#include <cassert>17#include "test_macros.h"18 19template <class CharT>20void21test()22{23 std::basic_regex<CharT> r;24 assert(r.flags() == std::regex_constants::ECMAScript);25 assert(r.mark_count() == 0);26}27 28int main(int, char**)29{30 test<char>();31#ifndef TEST_HAS_NO_WIDE_CHARACTERS32 test<wchar_t>();33#endif34 35 return 0;36}37