1 | //===-- Common definitions for LLVM-libc public header files --------------===// |
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 | #ifndef LLVM_LIBC_COMMON_H |
10 | #define LLVM_LIBC_COMMON_H |
11 | |
12 | #ifdef __cplusplus |
13 | |
14 | #undef __BEGIN_C_DECLS |
15 | #define __BEGIN_C_DECLS extern "C" { |
16 | |
17 | #undef __END_C_DECLS |
18 | #define __END_C_DECLS } |
19 | |
20 | #undef _Noreturn |
21 | #define _Noreturn [[noreturn]] |
22 | |
23 | #undef _Alignas |
24 | #define _Alignas alignas |
25 | |
26 | #undef _Static_assert |
27 | #define _Static_assert static_assert |
28 | |
29 | #undef _Alignof |
30 | #define _Alignof alignof |
31 | |
32 | #undef _Thread_local |
33 | #define _Thread_local thread_local |
34 | |
35 | #undef __NOEXCEPT |
36 | #define __NOEXCEPT noexcept |
37 | |
38 | #else // not __cplusplus |
39 | |
40 | #undef __BEGIN_C_DECLS |
41 | #define __BEGIN_C_DECLS |
42 | |
43 | #undef __END_C_DECLS |
44 | #define __END_C_DECLS |
45 | |
46 | #undef __restrict |
47 | #define __restrict restrict // C99 and above support the restrict keyword. |
48 | |
49 | #undef __NOEXCEPT |
50 | #define __NOEXCEPT |
51 | |
52 | #endif // __cplusplus |
53 | |
54 | #endif // LLVM_LIBC_COMMON_H |
55 | |