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// { dg-options "-std=gnu++11" }
//
// 2013-09-02 Tim Shen <timshen91@gmail.com>
//
// Copyright (C) 2013-2016 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// 28.11.2 regex_match
// Tests ECMAScript empty-grouping against a C-string.
#include <regex>
#include <testsuite_hooks.h>
#include <testsuite_regex.h>
using namespace __gnu_test;
using namespace std;
void
test01()
{
bool test __attribute__((unused)) = true;
{
regex re("()*\\1");
cmatch m;
const char s[] = "";
VERIFY( regex_match_debug(s, m, re) );
VERIFY( m.size() == 2 );
VERIFY( m[0].matched );
VERIFY( m[1].matched );
}
{
regex re("()*");
cmatch m;
const char s[] = "";
VERIFY( regex_match_debug(s, m, re) );
}
VERIFY(regex_match_debug("", regex("(?:)*")));
}
int
main()
{
test01();
return 0;
}
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