1//===----------------------------------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#ifndef _LIBCPP___TYPE_TRAITS_IS_MOVE_ASSIGNABLE_H
10#define _LIBCPP___TYPE_TRAITS_IS_MOVE_ASSIGNABLE_H
11
12#include <__config>
13#include <__type_traits/add_lvalue_reference.h>
14#include <__type_traits/add_rvalue_reference.h>
15#include <__type_traits/integral_constant.h>
16
17#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
18#  pragma GCC system_header
19#endif
20
21_LIBCPP_BEGIN_NAMESPACE_STD
22
23template <class _Tp>
24struct _LIBCPP_TEMPLATE_VIS is_move_assignable
25    : public integral_constant<bool, __is_assignable(__add_lvalue_reference_t<_Tp>, __add_rvalue_reference_t<_Tp>)> {};
26
27#if _LIBCPP_STD_VER >= 17
28template <class _Tp>
29inline constexpr bool is_move_assignable_v = is_move_assignable<_Tp>::value;
30#endif
31
32_LIBCPP_END_NAMESPACE_STD
33
34#endif // _LIBCPP___TYPE_TRAITS_IS_MOVE_ASSIGNABLE_H
35