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| 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_CVREF_H |
| 10 | #define _LIBCPP___TYPE_TRAITS_REMOVE_CVREF_H |
| 11 | |
| 12 | #include <__config> |
| 13 | #include <__type_traits/is_same.h> |
| 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 defined(_LIBCPP_COMPILER_GCC) |
| 22 | template <class _Tp> |
| 23 | struct __remove_cvref_gcc { |
| 24 | using type = __remove_cvref(_Tp); |
| 25 | }; |
| 26 | |
| 27 | template <class _Tp> |
| 28 | using __remove_cvref_t _LIBCPP_NODEBUG = typename __remove_cvref_gcc<_Tp>::type; |
| 29 | #else |
| 30 | template <class _Tp> |
| 31 | using __remove_cvref_t _LIBCPP_NODEBUG = __remove_cvref(_Tp); |
| 32 | #endif // __has_builtin(__remove_cvref) |
| 33 | |
| 34 | template <class _Tp, class _Up> |
| 35 | using __is_same_uncvref _LIBCPP_NODEBUG = _IsSame<__remove_cvref_t<_Tp>, __remove_cvref_t<_Up> >; |
| 36 | |
| 37 | #if _LIBCPP_STD_VER >= 20 |
| 38 | template <class _Tp> |
| 39 | struct _LIBCPP_NO_SPECIALIZATIONS remove_cvref { |
| 40 | using type _LIBCPP_NODEBUG = __remove_cvref(_Tp); |
| 41 | }; |
| 42 | |
| 43 | template <class _Tp> |
| 44 | using remove_cvref_t = __remove_cvref_t<_Tp>; |
| 45 | #endif |
| 46 | |
| 47 | _LIBCPP_END_NAMESPACE_STD |
| 48 | |
| 49 | #endif // _LIBCPP___TYPE_TRAITS_REMOVE_CVREF_H |
| 50 |
Warning: This file is not a C or C++ file. It does not have highlighting.
