diff options
Diffstat (limited to 'sysdeps/generic/bp-checks.h')
| -rw-r--r-- | sysdeps/generic/bp-checks.h | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/sysdeps/generic/bp-checks.h b/sysdeps/generic/bp-checks.h deleted file mode 100644 index 162f785187..0000000000 --- a/sysdeps/generic/bp-checks.h +++ /dev/null @@ -1,49 +0,0 @@ -/* Bounded-pointer checking macros for C. - Copyright (C) 2000-2013 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Greg McGary <greg@mcgary.org> - - 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 - <http://www.gnu.org/licenses/>. */ - -#ifndef _bp_checks_h_ -#define _bp_checks_h_ 1 - -#if __BOUNDED_POINTERS__ - -# define BOUNDS_VIOLATED (__builtin_trap (), 0) - -# define _CHECK_N(ARG, N, COND) \ - (((COND) \ - && (__ptrvalue (ARG) < __ptrlow (ARG) \ - || __ptrvalue (ARG) + (N) > __ptrhigh (ARG)) \ - && BOUNDS_VIOLATED), \ - __ptrvalue (ARG)) - -/* Check bounds of a pointer seated to an array of N objects. */ -# define CHECK_N(ARG, N) _CHECK_N ((ARG), (N), 1) -/* Same as CHECK_N, but tolerate ARG == NULL. */ -# define CHECK_N_NULL_OK(ARG, N) _CHECK_N ((ARG), (N), __ptrvalue (ARG)) - -#else /* !__BOUNDED_POINTERS__ */ - -/* Do nothing if not compiling with -fbounded-pointers. */ - -# define BOUNDS_VIOLATED -# define CHECK_N(ARG, N) (ARG) -# define CHECK_N_NULL_OK(ARG, N) (ARG) - -#endif /* !__BOUNDED_POINTERS__ */ - -#endif /* _bp_checks_h_ */ |