1// { dg-do compile }
2// { dg-options "-std=gnu++11" }
3
4// Copyright (C) 2011-2015 Free Software Foundation, Inc.
5//
6// This file is part of the GNU ISO C++ Library.  This library is free
7// software; you can redistribute it and/or modify it under the
8// terms of the GNU General Public License as published by the
9// Free Software Foundation; either version 3, or (at your option)
10// any later version.
11
12// This library is distributed in the hope that it will be useful,
13// but WITHOUT ANY WARRANTY; without even the implied warranty of
14// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15// GNU General Public License for more details.
16
17// You should have received a copy of the GNU General Public License along
18// with this library; see the file COPYING3.  If not see
19// <http://www.gnu.org/licenses/>.
20
21#include <bitset>
22
23int main()
24{
25  // bitset operators
26  typedef std::bitset<6> bitset_type;
27  constexpr bitset_type a = bitset_type();
28  constexpr auto v __attribute__((unused)) = a[0];
29
30  return 0;
31}
32