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// Copyright (C) 2017-2019 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/>.
// { dg-options "-std=gnu++17" }
// { dg-do compile { target c++17 } }
// { dg-require-atomic-builtins "" }
#include <atomic>
void
test01()
{
std::atomic<void*> p;
p.fetch_add(1); // { dg-error "from here" }
p.fetch_sub(1); // { dg-error "from here" }
p += 1; // { dg-error "from here" }
p -= 1; // { dg-error "from here" }
++p; // { dg-error "from here" }
p++; // { dg-error "from here" }
--p; // { dg-error "from here" }
p--; // { dg-error "from here" }
}
void
test02()
{
std::atomic<void(*)()> p;
p.fetch_add(1); // { dg-error "from here" }
p.fetch_sub(1); // { dg-error "from here" }
p += 1; // { dg-error "from here" }
p -= 1; // { dg-error "from here" }
++p; // { dg-error "from here" }
p++; // { dg-error "from here" }
--p; // { dg-error "from here" }
p--; // { dg-error "from here" }
}
void
test03()
{
volatile std::atomic<void*> p;
p.fetch_add(1); // { dg-error "from here" }
p.fetch_sub(1); // { dg-error "from here" }
p += 1; // { dg-error "from here" }
p -= 1; // { dg-error "from here" }
++p; // { dg-error "from here" }
p++; // { dg-error "from here" }
--p; // { dg-error "from here" }
p--; // { dg-error "from here" }
}
void
test04()
{
volatile std::atomic<void(*)()> p;
p.fetch_add(1); // { dg-error "from here" }
p.fetch_sub(1); // { dg-error "from here" }
p += 1; // { dg-error "from here" }
p -= 1; // { dg-error "from here" }
++p; // { dg-error "from here" }
p++; // { dg-error "from here" }
--p; // { dg-error "from here" }
p--; // { dg-error "from here" }
}
// { dg-prune-output "static assertion failed" }
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