xref: /openbsd-src/gnu/llvm/libcxx/include/__bit/endian.h (revision 4bdff4bed0e3d54e55670334c7d0077db4170f86)
1*4bdff4beSrobert //===----------------------------------------------------------------------===//
2*4bdff4beSrobert //
3*4bdff4beSrobert // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*4bdff4beSrobert // See https://llvm.org/LICENSE.txt for license information.
5*4bdff4beSrobert // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*4bdff4beSrobert //
7*4bdff4beSrobert //===----------------------------------------------------------------------===//
8*4bdff4beSrobert 
9*4bdff4beSrobert #ifndef _LIBCPP___BIT_ENDIAN_H
10*4bdff4beSrobert #define _LIBCPP___BIT_ENDIAN_H
11*4bdff4beSrobert 
12*4bdff4beSrobert #include <__config>
13*4bdff4beSrobert 
14*4bdff4beSrobert #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
15*4bdff4beSrobert #  pragma GCC system_header
16*4bdff4beSrobert #endif
17*4bdff4beSrobert 
18*4bdff4beSrobert #if _LIBCPP_STD_VER >= 20
19*4bdff4beSrobert 
20*4bdff4beSrobert _LIBCPP_BEGIN_NAMESPACE_STD
21*4bdff4beSrobert 
22*4bdff4beSrobert enum class endian {
23*4bdff4beSrobert   little = 0xDEAD,
24*4bdff4beSrobert   big = 0xFACE,
25*4bdff4beSrobert #  if defined(_LIBCPP_LITTLE_ENDIAN)
26*4bdff4beSrobert   native = little
27*4bdff4beSrobert #  elif defined(_LIBCPP_BIG_ENDIAN)
28*4bdff4beSrobert   native = big
29*4bdff4beSrobert #  else
30*4bdff4beSrobert   native = 0xCAFE
31*4bdff4beSrobert #  endif
32*4bdff4beSrobert };
33*4bdff4beSrobert 
34*4bdff4beSrobert _LIBCPP_END_NAMESPACE_STD
35*4bdff4beSrobert 
36*4bdff4beSrobert #endif // _LIBCPP_STD_VER >= 20
37*4bdff4beSrobert 
38*4bdff4beSrobert #endif // _LIBCPP___BIT_ENDIAN_H
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