4cbaaa459e
2015-04-09 Jonathan Wakely <jwakely@redhat.com> Richard Henderson <rth@redhat.com> PR libstdc++/65147 * include/bits/atomic_base.h (__atomic_base<_ITp>): Increase alignment. * include/std/atomic (atomic): For types with a power of two size set alignment to at least the size. * testsuite/29_atomics/atomic/60695.cc: Adjust dg-error line number. * testsuite/29_atomics/atomic/65147.cc: New. * testsuite/29_atomics/atomic_integral/65147.cc: New. Co-Authored-By: Richard Henderson <rth@redhat.com> From-SVN: r221945
31 lines
1.0 KiB
C++
31 lines
1.0 KiB
C++
// { 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 }
|