Warning: This file is not a C or C++ file. It does not have highlighting.
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_POINTER_H |
10 | #define _LIBCPP___TYPE_TRAITS_REMOVE_POINTER_H |
11 | |
12 | #include <__config> |
13 | |
14 | #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
15 | # pragma GCC system_header |
16 | #endif |
17 | |
18 | _LIBCPP_BEGIN_NAMESPACE_STD |
19 | |
20 | #if !defined(_LIBCPP_WORKAROUND_OBJCXX_COMPILER_INTRINSICS) && __has_builtin(__remove_pointer) |
21 | template <class _Tp> |
22 | struct _LIBCPP_NO_SPECIALIZATIONS remove_pointer { |
23 | using type _LIBCPP_NODEBUG = __remove_pointer(_Tp); |
24 | }; |
25 | |
26 | # ifdef _LIBCPP_COMPILER_GCC |
27 | template <class _Tp> |
28 | using __remove_pointer_t _LIBCPP_NODEBUG = typename remove_pointer<_Tp>::type; |
29 | # else |
30 | template <class _Tp> |
31 | using __remove_pointer_t _LIBCPP_NODEBUG = __remove_pointer(_Tp); |
32 | # endif |
33 | #else |
34 | // clang-format off |
35 | template <class _Tp> struct remove_pointer {using type _LIBCPP_NODEBUG = _Tp;}; |
36 | template <class _Tp> struct remove_pointer<_Tp*> {using type _LIBCPP_NODEBUG = _Tp;}; |
37 | template <class _Tp> struct remove_pointer<_Tp* const> {using type _LIBCPP_NODEBUG = _Tp;}; |
38 | template <class _Tp> struct remove_pointer<_Tp* volatile> {using type _LIBCPP_NODEBUG = _Tp;}; |
39 | template <class _Tp> struct remove_pointer<_Tp* const volatile> {using type _LIBCPP_NODEBUG = _Tp;}; |
40 | // clang-format on |
41 | |
42 | template <class _Tp> |
43 | using __remove_pointer_t = typename remove_pointer<_Tp>::type; |
44 | #endif // !defined(_LIBCPP_WORKAROUND_OBJCXX_COMPILER_INTRINSICS) && __has_builtin(__remove_pointer) |
45 | |
46 | #if _LIBCPP_STD_VER >= 14 |
47 | template <class _Tp> |
48 | using remove_pointer_t = __remove_pointer_t<_Tp>; |
49 | #endif |
50 | |
51 | _LIBCPP_END_NAMESPACE_STD |
52 | |
53 | #endif // _LIBCPP___TYPE_TRAITS_REMOVE_POINTER_H |
54 |
Warning: This file is not a C or C++ file. It does not have highlighting.