Mercurial > hg > CbC > CbC_gcc
annotate libssp/memmove-chk.c @ 67:f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
| author | nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp> |
|---|---|
| date | Tue, 22 Mar 2011 17:18:12 +0900 |
| parents | a06113de4d67 |
| children | 04ced10e8804 |
| rev | line source |
|---|---|
| 0 | 1 /* Checking memmove. |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
2 Copyright (C) 2005, 2009, 2010 Free Software Foundation, Inc. |
| 0 | 3 |
| 4 This file is part of GCC. | |
| 5 | |
| 6 GCC is free software; you can redistribute it and/or modify it under | |
| 7 the terms of the GNU General Public License as published by the Free | |
| 8 Software Foundation; either version 3, or (at your option) any later | |
| 9 version. | |
| 10 | |
| 11 In addition to the permissions in the GNU General Public License, the | |
| 12 Free Software Foundation gives you unlimited permission to link the | |
| 13 compiled version of this file into combinations with other programs, | |
| 14 and to distribute those combinations without any restriction coming | |
| 15 from the use of this file. (The General Public License restrictions | |
| 16 do apply in other respects; for example, they cover modification of | |
| 17 the file, and distribution when not linked into a combine | |
| 18 executable.) | |
| 19 | |
| 20 GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
| 21 WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 22 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 23 for more details. | |
| 24 | |
| 25 Under Section 7 of GPL version 3, you are granted additional | |
| 26 permissions described in the GCC Runtime Library Exception, version | |
| 27 3.1, as published by the Free Software Foundation. | |
| 28 | |
| 29 You should have received a copy of the GNU General Public License and | |
| 30 a copy of the GCC Runtime Library Exception along with this program; | |
| 31 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
| 32 <http://www.gnu.org/licenses/>. */ | |
| 33 | |
| 34 | |
| 35 #include "config.h" | |
| 36 #include <ssp/ssp.h> | |
| 37 #ifdef HAVE_STRING_H | |
| 38 # include <string.h> | |
| 39 #endif | |
| 40 | |
| 41 extern void __chk_fail (void) __attribute__((__noreturn__)); | |
| 42 | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
43 #ifdef HAVE_MEMMOVE |
| 0 | 44 void * |
| 45 __memmove_chk (void *dest, const void *src, size_t len, size_t slen) | |
| 46 { | |
| 47 if (len > slen) | |
| 48 __chk_fail (); | |
| 49 return memmove (dest, src, len); | |
| 50 } | |
| 51 #endif |