1// -*- C++ -*-
2//===----------------------------------------------------------------------===//
3//
4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5// See https://llvm.org/LICENSE.txt for license information.
6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7//
8//===----------------------------------------------------------------------===//
9
10#ifndef _LIBCPP_CSTDDEF
11#define _LIBCPP_CSTDDEF
12
13/*
14 cstddef synopsis
15
16Macros:
17
18 offsetof(type,member-designator)
19 NULL
20
21namespace std
22{
23
24Types:
25
26 ptrdiff_t
27 size_t
28 max_align_t // C++11
29 nullptr_t
30 byte // C++17
31
32} // std
33
34*/
35
36#if __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS)
37# include <__cxx03/cstddef>
38#else
39# include <__config>
40# include <version>
41
42# include <stddef.h>
43
44# ifndef _LIBCPP_STDDEF_H
45# error <cstddef> tried including <stddef.h> but didn't find libc++'s <stddef.h> header. \
46 This usually means that your header search paths are not configured properly. \
47 The header search paths should contain the C++ Standard Library headers before \
48 any C Standard Library, and you are probably using compiler flags that make that \
49 not be the case.
50# endif
51
52# if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
53# pragma GCC system_header
54# endif
55
56# include <__cstddef/byte.h>
57# include <__cstddef/max_align_t.h>
58# include <__cstddef/nullptr_t.h>
59# include <__cstddef/ptrdiff_t.h>
60# include <__cstddef/size_t.h>
61#endif // __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS)
62
63#endif // _LIBCPP_CSTDDEF
64