1// Copyright (C) 2014-2015 Free Software Foundation, Inc. 2// 3// This file is part of the GNU ISO C++ Library. This library is free 4// software; you can redistribute it and/or modify it under the 5// terms of the GNU General Public License as published by the 6// Free Software Foundation; either version 3, or (at your option) 7// any later version. 8// 9// This library is distributed in the hope that it will be useful, 10// but WITHOUT ANY WARRANTY; without even the implied warranty of 11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12// GNU General Public License for more details. 13// 14// You should have received a copy of the GNU General Public License along 15// with this library; see the file COPYING3. If not see 16// <http://www.gnu.org/licenses/>. 17 18// 28.6 [re.badexp] 19 20// { dg-options "-std=gnu++11" } 21 22#include <regex> 23 24struct re : std::regex_error 25{ 26 re() : regex_error(std::regex_constants::error_stack) { } 27}; 28 29int main() 30{ 31 re r __attribute__((unused)); 32} 33