//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//

#ifndef _LIBCPP___TYPE_TRAITS_NOEXCEPT_MOVE_ASSIGN_CONTAINER_H
#define _LIBCPP___TYPE_TRAITS_NOEXCEPT_MOVE_ASSIGN_CONTAINER_H

#include <__config>
#include <__memory/allocator_traits.h>
#include <__type_traits/integral_constant.h>
#include <__type_traits/is_nothrow_move_assignable.h>

#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#  pragma GCC system_header
#endif

_LIBCPP_BEGIN_NAMESPACE_STD

template <typename _Alloc, typename _Traits=allocator_traits<_Alloc> >
struct __noexcept_move_assign_container : public integral_constant<bool,
    _Traits::propagate_on_container_move_assignment::value
#if _LIBCPP_STD_VER >= 17
        || _Traits::is_always_equal::value
#else
        && is_nothrow_move_assignable<_Alloc>::value
#endif
    > {};

_LIBCPP_END_NAMESPACE_STD

#endif // _LIBCPP___TYPE_TRAITS_NOEXCEPT_MOVE_ASSIGN_CONTAINER_H