Stephen Hines | c6ca60f | 2023-05-09 02:19:22 -0700 | [diff] [blame^] | 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_REMOVE_ALL_EXTENTS_H |
| 10 | #define _LIBCPP___TYPE_TRAITS_REMOVE_ALL_EXTENTS_H |
| 11 | |
| 12 | #include <__config> |
| 13 | #include <cstddef> |
| 14 | |
| 15 | #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| 16 | # pragma GCC system_header |
| 17 | #endif |
| 18 | |
| 19 | _LIBCPP_BEGIN_NAMESPACE_STD |
| 20 | |
| 21 | #if __has_builtin(__remove_all_extents) |
| 22 | template <class _Tp> |
| 23 | struct remove_all_extents { |
| 24 | using type _LIBCPP_NODEBUG = __remove_all_extents(_Tp); |
| 25 | }; |
| 26 | |
| 27 | template <class _Tp> |
| 28 | using __remove_all_extents_t = __remove_all_extents(_Tp); |
| 29 | #else |
| 30 | template <class _Tp> struct _LIBCPP_TEMPLATE_VIS remove_all_extents |
| 31 | {typedef _Tp type;}; |
| 32 | template <class _Tp> struct _LIBCPP_TEMPLATE_VIS remove_all_extents<_Tp[]> |
| 33 | {typedef typename remove_all_extents<_Tp>::type type;}; |
| 34 | template <class _Tp, size_t _Np> struct _LIBCPP_TEMPLATE_VIS remove_all_extents<_Tp[_Np]> |
| 35 | {typedef typename remove_all_extents<_Tp>::type type;}; |
| 36 | |
| 37 | template <class _Tp> |
| 38 | using __remove_all_extents_t = typename remove_all_extents<_Tp>::type; |
| 39 | #endif // __has_builtin(__remove_all_extents) |
| 40 | |
| 41 | #if _LIBCPP_STD_VER > 11 |
| 42 | template <class _Tp> using remove_all_extents_t = __remove_all_extents_t<_Tp>; |
| 43 | #endif |
| 44 | |
| 45 | _LIBCPP_END_NAMESPACE_STD |
| 46 | |
| 47 | #endif // _LIBCPP___TYPE_TRAITS_REMOVE_ALL_EXTENTS_H |