diff options
Diffstat (limited to 'sysdeps/generic/pointer_guard.h')
| -rw-r--r-- | sysdeps/generic/pointer_guard.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/sysdeps/generic/pointer_guard.h b/sysdeps/generic/pointer_guard.h new file mode 100644 index 0000000000..58a624e1d5 --- /dev/null +++ b/sysdeps/generic/pointer_guard.h @@ -0,0 +1,29 @@ +/* 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 */ |