1/*===-- llvm-c/Deprecated.h - Deprecation macro -------------------*- C -*-===*\
2|* *|
3|* Part of the LLVM Project, under the Apache License v2.0 with LLVM *|
4|* 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|* This header declares LLVM_ATTRIBUTE_C_DEPRECATED() macro, which can be *|
11|* used to deprecate functions in the C interface. *|
12|* *|
13\*===----------------------------------------------------------------------===*/
14
15#ifndef LLVM_C_DEPRECATED_H
16#define LLVM_C_DEPRECATED_H
17
18#ifndef __has_feature
19# define __has_feature(x) 0
20#endif
21
22// This is a variant of LLVM_ATTRIBUTE_DEPRECATED() that is compatible with
23// C compilers.
24#if __has_feature(attribute_deprecated_with_message)
25# define LLVM_ATTRIBUTE_C_DEPRECATED(decl, message) \
26 decl __attribute__((deprecated(message)))
27#elif defined(__GNUC__)
28# define LLVM_ATTRIBUTE_C_DEPRECATED(decl, message) \
29 decl __attribute__((deprecated))
30#elif defined(_MSC_VER)
31# define LLVM_ATTRIBUTE_C_DEPRECATED(decl, message) \
32 __declspec(deprecated(message)) decl
33#else
34# define LLVM_ATTRIBUTE_C_DEPRECATED(decl, message) \
35 decl
36#endif
37
38#endif /* LLVM_C_DEPRECATED_H */
39