diff options
| -rw-r--r-- | debug/Makefile | 2 | ||||
| -rw-r--r-- | debug/warning-nop.c | 70 | ||||
| -rw-r--r-- | misc/sys/cdefs.h | 3 |
3 files changed, 1 insertions, 74 deletions
diff --git a/debug/Makefile b/debug/Makefile index 3a60d7af7a..0036edd187 100644 --- a/debug/Makefile +++ b/debug/Makefile @@ -51,7 +51,7 @@ routines = backtrace backtracesyms backtracesymsfd noophooks \ explicit_bzero_chk \ stack_chk_fail fortify_fail \ $(static-only-routines) -static-only-routines := warning-nop stack_chk_fail_local +static-only-routines := stack_chk_fail_local # Don't add stack_chk_fail_local.o to libc.a since __stack_chk_fail_local # is an alias of __stack_chk_fail in stack_chk_fail.o. diff --git a/debug/warning-nop.c b/debug/warning-nop.c deleted file mode 100644 index 4ab7e182b7..0000000000 --- a/debug/warning-nop.c +++ /dev/null @@ -1,70 +0,0 @@ -/* Dummy nop functions to elicit link-time warnings. - Copyright (C) 2005-2020 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. - - In addition to the permissions in the GNU Lesser General Public - License, the Free Software Foundation gives you unlimited - permission to link the compiled version of this file with other - programs, and to distribute those programs without any restriction - coming from the use of this file. (The GNU Lesser General Public - License restrictions do apply in other respects; for example, they - cover modification of the file, and distribution when not linked - into another program.) - - Note that people who make modified versions of this file are not - obligated to grant this special exception for their modified - versions; it is their choice whether to do so. The GNU Lesser - General Public License gives permission to release a modified - version without this exception; this exception also makes it - possible to release a modified version which carries forward this - exception. - - 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/>. */ - -#include <sys/cdefs.h> - -static void -__attribute__ ((used)) -nop (void) -{ -} - -/* Don't insert any other #include's before this #undef! */ - -#undef __warndecl -#define __warndecl(name, msg) \ - extern void name (void) __attribute__ ((alias ("nop"))) attribute_hidden; \ - link_warning (name, msg) - -#undef __USE_FORTIFY_LEVEL -#define __USE_FORTIFY_LEVEL 99 - -/* Following here we need an #include for each public header file - that uses __warndecl. */ - -/* Define away to avoid warnings with compilers that do not have these - builtins. */ -#define __builtin___memcpy_chk(dest, src, len, bos) NULL -#define __builtin___memmove_chk(dest, src, len, bos) NULL -#define __builtin___mempcpy_chk(dest, src, len, bos) NULL -#define __builtin___memset_chk(dest, ch, len, bos) NULL -#define __builtin___stpcpy_chk(dest, src, bos) NULL -#define __builtin___strcat_chk(dest, src, bos) NULL -#define __builtin___strcpy_chk(dest, src, bos) NULL -#define __builtin___strncat_chk(dest, src, len, bos) NULL -#define __builtin___strncpy_chk(dest, src, len, bos) NULL -#define __builtin_object_size(bos, level) 0 - -#include <string.h> diff --git a/misc/sys/cdefs.h b/misc/sys/cdefs.h index 86906c2478..e94d09d7dd 100644 --- a/misc/sys/cdefs.h +++ b/misc/sys/cdefs.h @@ -128,13 +128,10 @@ #define __bos0(ptr) __builtin_object_size (ptr, 0) #if __GNUC_PREREQ (4,3) -# define __warndecl(name, msg) \ - extern void name (void) __attribute__((__warning__ (msg))) # define __warnattr(msg) __attribute__((__warning__ (msg))) # define __errordecl(name, msg) \ extern void name (void) __attribute__((__error__ (msg))) #else -# define __warndecl(name, msg) extern void name (void) # define __warnattr(msg) # define __errordecl(name, msg) extern void name (void) #endif |