about summary refs log tree commit diff
path: root/sysdeps/generic/pointer_guard.h
blob: 58a624e1d59705218ce19ca281a1faaa902b85f1 (plain) (blame)
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
/* Pointer obfuscation implenentation.  Generic (no-op) version.
   Copyright (C) 2022 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <https://www.gnu.org/licenses/>.  */

#ifndef POINTER_GUARD_H
#define POINTER_GUARD_H

/* Assembler code depends on PTR_MANGLE not being defined for
   optimization purposes.  */
#ifndef __ASSEMBLER__
# define PTR_MANGLE(x) (void) (x)
# define PTR_DEMANGLE(x) (void) (x)
#endif

#endif /* POINTER_GUARD_H */