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Merge llvm, clang, compiler-rt, libc++, libunwind, lld, lldb and openmp
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1 // -*- C++ -*-
2 //===--------------------------- stddef.h ---------------------------------===//
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 #if defined(__need_ptrdiff_t) || defined(__need_size_t) || \
11     defined(__need_wchar_t) || defined(__need_NULL) || defined(__need_wint_t)
12
13 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
14 #pragma GCC system_header
15 #endif
16
17 #include_next <stddef.h>
18
19 #elif !defined(_LIBCPP_STDDEF_H)
20 #define _LIBCPP_STDDEF_H
21
22 /*
23     stddef.h synopsis
24
25 Macros:
26
27     offsetof(type,member-designator)
28     NULL
29
30 Types:
31
32     ptrdiff_t
33     size_t
34     max_align_t // C++11
35     nullptr_t
36
37 */
38
39 #include <__config>
40
41 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
42 #pragma GCC system_header
43 #endif
44
45 #include_next <stddef.h>
46
47 #ifdef __cplusplus
48
49 extern "C++" {
50 #include <__nullptr>
51 using std::nullptr_t;
52 }
53
54 #endif
55
56 #endif  // _LIBCPP_STDDEF_H