1 /*===---- __stddef_wchar.h - Definition of wchar_t -------------------------===
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  */
9 
10 #if !defined(__cplusplus) || (defined(_MSC_VER) && !_NATIVE_WCHAR_T_DEFINED)
11 
12 /*
13  * When -fbuiltin-headers-in-system-modules is set this is a non-modular header
14  * and needs to behave as if it was textual.
15  */
16 #if !defined(_WCHAR_T) ||                                                      \
17     (__has_feature(modules) && !__building_module(_Builtin_stddef))
18 #define _WCHAR_T
19 
20 #ifdef _MSC_EXTENSIONS
21 #define _WCHAR_T_DEFINED
22 #endif
23 
24 typedef __WCHAR_TYPE__ wchar_t;
25 
26 #endif
27 
28 #endif
29