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authorDan McGee <dan@archlinux.org>2007-11-06 16:07:33 -0600
committerDan McGee <dan@archlinux.org>2007-11-07 19:03:58 -0600
commit0e83f12f4aca7abc5131b5292302f4ac9de1b56b (patch)
tree0fa31e4fc089b045cda0eb2a9247f8834463cc70 /acinclude.m4
parent4bbb055cd9938b33bb06c026099df512454f45f3 (diff)
Change -fstack-protector flag to -fstack-protector-all
We only use it with --enable-debug, so we might as well go all out and try to find any attempt of stack smashing. Signed-off-by: Dan McGee <dan@archlinux.org>
Diffstat (limited to 'acinclude.m4')
-rw-r--r--acinclude.m48
1 files changed, 4 insertions, 4 deletions
diff --git a/acinclude.m4 b/acinclude.m4
index 4efb0198..1d66dccd 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -4891,20 +4891,20 @@ AC_DEFUN([GCC_STACK_PROTECT_LIB],[
])
dnl GCC_STACK_PROTECT_CC
-dnl checks -fstack-protector with the C compiler, if it exists then updates
+dnl checks -fstack-protector-all with the C compiler, if it exists then updates
dnl CFLAGS and defines ENABLE_SSP_CC
AC_DEFUN([GCC_STACK_PROTECT_CC],[
AC_LANG_ASSERT(C)
if test "X$CC" != "X"; then
- AC_CACHE_CHECK([whether ${CC} accepts -fstack-protector],
+ AC_CACHE_CHECK([whether ${CC} accepts -fstack-protector-all],
ssp_cv_cc,
[ssp_old_cflags="$CFLAGS"
- CFLAGS="$CFLAGS -fstack-protector"
+ CFLAGS="$CFLAGS -fstack-protector-all"
AC_TRY_COMPILE(,, ssp_cv_cc=yes, ssp_cv_cc=no)
CFLAGS="$ssp_old_cflags"
])
if test $ssp_cv_cc = yes; then
- CFLAGS="$CFLAGS -fstack-protector"
+ CFLAGS="$CFLAGS -fstack-protector-all"
AC_DEFINE([ENABLE_SSP_CC], 1, [Define if SSP C support is enabled.])
fi
fi