1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
|
/*===---- __stddef_nullptr_t.h - Definition of nullptr_t -------------------===
*
* Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
* See https://llvm.org/LICENSE.txt for license information.
* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
*
*===-----------------------------------------------------------------------===
*/
/*
* When -fbuiltin-headers-in-system-modules is set this is a non-modular header
* and needs to behave as if it was textual.
*/
#if !defined(_NULLPTR_T) || \
(__has_feature(modules) && !__building_module(_Builtin_stddef))
#define _NULLPTR_T
#ifdef __cplusplus
#if defined(_MSC_EXTENSIONS) && defined(_NATIVE_NULLPTR_SUPPORTED)
namespace std {
typedef decltype(nullptr) nullptr_t;
}
using ::std::nullptr_t;
#endif
/* FIXME: This is using the placeholder dates Clang produces for these macros
in C2x mode; switch to the correct values once they've been published. */
#elif defined(__STDC_VERSION__) && __STDC_VERSION__ >= 202000L
typedef typeof(nullptr) nullptr_t;
#endif
#endif
|
