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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <deque>
// deque& operator=(deque&& c)
// noexcept(
// allocator_type::propagate_on_container_move_assignment::value &&
// is_nothrow_move_assignable<allocator_type>::value);
// This tests a conforming extension
// UNSUPPORTED: c++03
#include <deque>
#include <cassert>
#include "test_macros.h"
#include "MoveOnly.h"
#include "test_allocator.h"
template <class T>
struct some_alloc
{
typedef T value_type;
some_alloc(const some_alloc&);
void allocate(size_t);
};
int main(int, char**)
{
{
typedef std::deque<MoveOnly> C;
static_assert(std::is_nothrow_move_assignable<C>::value, "");
}
{
typedef std::deque<MoveOnly, test_allocator<MoveOnly>> C;
static_assert(!std::is_nothrow_move_assignable<C>::value, "");
}
#if defined(_LIBCPP_VERSION)
{
typedef std::deque<MoveOnly, other_allocator<MoveOnly>> C;
static_assert(std::is_nothrow_move_assignable<C>::value, "");
}
{
typedef std::deque<MoveOnly, some_alloc<MoveOnly>> C;
static_assert(!std::is_nothrow_move_assignable<C>::value, "");
}
#endif // _LIBCPP_VERSION
return 0;
}
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