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libcxx-compat: revert llvmorg-19-init-18062-g4dfa75c663e5:

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[libc++] Merge is_scoped_enum.h into is_enum.h (#99458)

PR:		280562
MFC after:	1 month

(cherry picked from commit 04f5b79cfa)
This commit is contained in:
Dimitry Andric 2024-08-05 22:16:04 +02:00
parent 70c9d584e4
commit df90f45043
4 changed files with 38 additions and 10 deletions
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10
contrib/llvm-project/libcxx/include/__type_traits/is_enum.h
View file

@ -26,16 +26,6 @@ template <class _Tp>
inline constexpr bool is_enum_v = __is_enum(_Tp);
#endif
#if _LIBCPP_STD_VER >= 23
template <class _Tp>
struct _LIBCPP_TEMPLATE_VIS is_scoped_enum : bool_constant<__is_scoped_enum(_Tp)> {};
template <class _Tp>
inline constexpr bool is_scoped_enum_v = __is_scoped_enum(_Tp);
#endif // _LIBCPP_STD_VER >= 23
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP___TYPE_TRAITS_IS_ENUM_H

33
contrib/llvm-project/libcxx/include/__type_traits/is_scoped_enum.h Normal file
View file

@ -0,0 +1,33 @@
//===----------------------------------------------------------------------===//
//
// 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_IS_SCOPED_ENUM_H
#define _LIBCPP___TYPE_TRAITS_IS_SCOPED_ENUM_H
#include <__config>
#include <__type_traits/integral_constant.h>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
# pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_STD
#if _LIBCPP_STD_VER >= 23
template <class _Tp>
struct _LIBCPP_TEMPLATE_VIS is_scoped_enum : bool_constant<__is_scoped_enum(_Tp)> {};
template <class _Tp>
inline constexpr bool is_scoped_enum_v = __is_scoped_enum(_Tp);
#endif // _LIBCPP_STD_VER >= 23
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP___TYPE_TRAITS_IS_SCOPED_ENUM_H

1
contrib/llvm-project/libcxx/include/module.modulemap
View file

@ -2013,6 +2013,7 @@ module std_private_type_traits_is_scalar [system
header "__type_traits/is_scalar.h"
export std_private_type_traits_is_null_pointer
}
module std_private_type_traits_is_scoped_enum [system] { header "__type_traits/is_scoped_enum.h" }
module std_private_type_traits_is_signed [system] { header "__type_traits/is_signed.h" }
module std_private_type_traits_is_signed_integer [system] { header "__type_traits/is_signed_integer.h" }
module std_private_type_traits_is_specialization [system] { header "__type_traits/is_specialization.h" }

4
contrib/llvm-project/libcxx/include/type_traits
View file

@ -514,6 +514,10 @@ namespace std
# include <__type_traits/unwrap_ref.h>
#endif
#if _LIBCPP_STD_VER >= 23
# include <__type_traits/is_scoped_enum.h>
#endif
#include <version>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)