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| author | Ulrich Drepper <drepper@redhat.com> | 2009-05-15 19:28:04 -0700 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2009-05-15 19:37:13 -0700 |
| commit | b50f8e42ba3010f0141e6a482e0820f658e89b63 (patch) | |
| tree | 80cef469731d5857499883d45fd3424730f0db7c /debug/Makefile | |
| parent | f1342e0be8e222dbca077beca94b5937564e8c4b (diff) | |
| download | glibc-b50f8e42ba3010f0141e6a482e0820f658e89b63.tar.gz glibc-b50f8e42ba3010f0141e6a482e0820f658e89b63.tar.xz glibc-b50f8e42ba3010f0141e6a482e0820f658e89b63.zip | |
Check for valid stack frame in longjmp.
If longjmp restores the stack frame to an address which is beyond the stack frame at the time of the longjmp call it would install an uninitialized stack frame. If compiled with _FORTIFY_SOURCE defined, longjmp will now bail out in this situation.
Diffstat (limited to 'debug/Makefile')
| -rw-r--r-- | debug/Makefile | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/debug/Makefile b/debug/Makefile index ece7ee6bd7..181169b90d 100644 --- a/debug/Makefile +++ b/debug/Makefile @@ -1,4 +1,4 @@ -# Copyright (C) 1998-2001,2004-2008 Free Software Foundation, Inc. +# Copyright (C) 1998-2001,2004-2008, 2009 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 @@ -43,6 +43,7 @@ routines = backtrace backtracesyms backtracesymsfd noophooks \ wcsnrtombs_chk mbsrtowcs_chk wcsrtombs_chk mbstowcs_chk \ wcstombs_chk asprintf_chk vasprintf_chk dprintf_chk \ vdprintf_chk obprintf_chk \ + longjmp_chk ____longjmp_chk \ stack_chk_fail fortify_fail \ $(static-only-routines) static-only-routines := warning-nop stack_chk_fail_local @@ -79,6 +80,8 @@ CFLAGS-pread_chk.c = -fexceptions -fasynchronous-unwind-tables CFLAGS-pread64_chk.c = -fexceptions -fasynchronous-unwind-tables CFLAGS-recv_chk.c = -fexceptions -fasynchronous-unwind-tables CFLAGS-recvfrom_chk.c = -fexceptions -fasynchronous-unwind-tables +CFLAGS-tst-longjmp_chk.c = -fexceptions -fasynchronous-unwind-tables \ + -D_FORTIFY_SOURCE=1 # We know these tests have problems with format strings, this is what # we are testing. Disable that warning. @@ -113,7 +116,7 @@ LDFLAGS-tst-lfschk4 = -lstdc++ LDFLAGS-tst-lfschk5 = -lstdc++ LDFLAGS-tst-lfschk6 = -lstdc++ -tests = backtrace-tst tst-chk1 tst-chk2 tst-chk3 \ +tests = backtrace-tst tst-longjmp_chk tst-chk1 tst-chk2 tst-chk3 \ tst-lfschk1 tst-lfschk2 tst-lfschk3 test-strcpy_chk test-stpcpy_chk \ tst-chk4 tst-chk5 tst-chk6 tst-lfschk4 tst-lfschk5 tst-lfschk6 |