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// { dg-require-atomic-builtins "" }
// { dg-options "-std=gnu++11" }
// { dg-do compile }
// Copyright (C) 2014-2015 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/>.
#include <atomic>
// libstdc++/60695
struct X {
char stuff[0]; // GNU extension, type has zero size
};
std::atomic<X> a; // { dg-error "not supported" "" { target *-*-* } 181 }
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