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// { dg-options "-std=gnu++11" }
// { dg-do compile }
// Copyright (C) 2013-2015 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>
#include <testsuite_common_types.h>
#define TEST_ALL_ORDERS() \
do { \
ORDER_TEST(std::memory_order_relaxed); \
ORDER_TEST(std::memory_order_consume); \
ORDER_TEST(std::memory_order_acquire); \
ORDER_TEST(std::memory_order_release); \
ORDER_TEST(std::memory_order_acq_rel); \
ORDER_TEST(std::memory_order_seq_cst); \
} while(0)
void test01()
{
#define ORDER_TEST(ORDER) \
do { \
__gnu_test::compare_exchange_order_lowering<ORDER> test; \
__gnu_cxx::typelist::apply_generator(test, \
__gnu_test::integral_types::type()); \
} while (0);
TEST_ALL_ORDERS();
#undef ORDER_TEST
enum e { a, b, c };
#define ORDER_TEST(ORDER) \
do { \
std::atomic<e> x(a); \
e expected = a; \
x.compare_exchange_strong(expected, b, ORDER); \
x.compare_exchange_weak(expected, c, ORDER); \
} while (0);
TEST_ALL_ORDERS();
#undef ORDER_TEST
#define ORDER_TEST(ORDER) \
do { \
std::atomic<void*> x(nullptr); \
void* expected = nullptr; \
x.compare_exchange_strong(expected, nullptr, ORDER); \
x.compare_exchange_weak(expected, nullptr, ORDER); \
} while (0);
TEST_ALL_ORDERS();
#undef ORDER_TEST
}
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