From 42cc058838bcb04659d5b7022be467cffa2fc22d Mon Sep 17 00:00:00 2001
From: edyfox <edyfox@2a77ed30-b011-0410-a7ad-c7884a0aa172>
Date: Thu, 5 Mar 2009 09:24:08 +0000
Subject: [PATCH] Synced.

git-svn-id: https://vim.svn.sourceforge.net/svnroot/vim/trunk@1400 2a77ed30-b011-0410-a7ad-c7884a0aa172
---
 src/auto/configure | 85 +++++++++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 77 insertions(+), 8 deletions(-)

diff --git a/src/auto/configure b/src/auto/configure
index cafde79d..aea0013d 100755
--- a/src/auto/configure
+++ b/src/auto/configure
@@ -11565,6 +11565,67 @@ _ACEOF
 
 fi
 
+{ $as_echo "$as_me:$LINENO: checking for working volatile" >&5
+$as_echo_n "checking for working volatile... " >&6; }
+if test "${ac_cv_c_volatile+set}" = set; then
+  $as_echo_n "(cached) " >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+int
+main ()
+{
+
+volatile int x;
+int * volatile y = (int *) 0;
+return !x && !y;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (ac_try="$ac_compile"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+  (eval "$ac_compile") 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } && {
+	 test -z "$ac_c_werror_flag" ||
+	 test ! -s conftest.err
+       } && test -s conftest.$ac_objext; then
+  ac_cv_c_volatile=yes
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+	ac_cv_c_volatile=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_c_volatile" >&5
+$as_echo "$ac_cv_c_volatile" >&6; }
+if test $ac_cv_c_volatile = no; then
+
+cat >>confdefs.h <<\_ACEOF
+#define volatile /**/
+_ACEOF
+
+fi
+
 { $as_echo "$as_me:$LINENO: checking for mode_t" >&5
 $as_echo_n "checking for mode_t... " >&6; }
 if test "${ac_cv_type_mode_t+set}" = set; then
@@ -16819,21 +16880,29 @@ if test "x$MACARCH" = "xboth"; then
   LDFLAGS="$LDFLAGS -isysroot /Developer/SDKs/MacOSX10.4u.sdk -arch i386 -arch ppc"
 fi
 
-{ $as_echo "$as_me:$LINENO: checking for GCC 3 or later" >&5
-$as_echo_n "checking for GCC 3 or later... " >&6; }
 DEPEND_CFLAGS_FILTER=
 if test "$GCC" = yes; then
+  { $as_echo "$as_me:$LINENO: checking for GCC 3 or later" >&5
+$as_echo_n "checking for GCC 3 or later... " >&6; }
   gccmajor=`echo "$gccversion" | sed -e 's/^\([1-9]\)\..*$/\1/g'`
   if test "$gccmajor" -gt "2"; then
     DEPEND_CFLAGS_FILTER="| sed 's+-I */+-isystem /+g'"
-  fi
-fi
-if test "$DEPEND_CFLAGS_FILTER" = ""; then
-  { $as_echo "$as_me:$LINENO: result: no" >&5
+    { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+  else
+    { $as_echo "$as_me:$LINENO: result: no" >&5
 $as_echo "no" >&6; }
-else
-  { $as_echo "$as_me:$LINENO: result: yes" >&5
+  fi
+      { $as_echo "$as_me:$LINENO: checking whether we need -D_FORTIFY_SOURCE=1" >&5
+$as_echo_n "checking whether we need -D_FORTIFY_SOURCE=1... " >&6; }
+  if test "$gccmajor" -gt "3"; then
+    CFLAGS="$CFLAGS -D_FORTIFY_SOURCE=1"
+    { $as_echo "$as_me:$LINENO: result: yes" >&5
 $as_echo "yes" >&6; }
+  else
+    { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+  fi
 fi
 
 
-- 
2.11.4.GIT