endian.h 889 B

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