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___BIT_ENDIAN_H
10#define _LIBCPP___BIT_ENDIAN_H
11
12#include <__config>
13
14#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
15#  pragma GCC system_header
16#endif
17
18#if _LIBCPP_STD_VER >= 20
19
20_LIBCPP_BEGIN_NAMESPACE_STD
21
22enum class endian {
23  little = 0xDEAD,
24  big    = 0xFACE,
25#  if defined(_LIBCPP_LITTLE_ENDIAN)
26  native = little
27#  elif defined(_LIBCPP_BIG_ENDIAN)
28  native = big
29#  else
30  native = 0xCAFE
31#  endif
32};
33
34_LIBCPP_END_NAMESPACE_STD
35
36#endif // _LIBCPP_STD_VER >= 20
37
38#endif // _LIBCPP___BIT_ENDIAN_H
39