38 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// constexpr sub_match();14 15#include <regex>16#include <cassert>17#include "test_macros.h"18 19int main(int, char**)20{21 {22 typedef char CharT;23 typedef std::sub_match<const CharT*> SM;24 SM sm;25 assert(sm.matched == false);26 }27#ifndef TEST_HAS_NO_WIDE_CHARACTERS28 {29 typedef wchar_t CharT;30 typedef std::sub_match<const CharT*> SM;31 SM sm;32 assert(sm.matched == false);33 }34#endif35 36 return 0;37}38