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>

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