diff -r d65835c381dd -r 6aa69999da8f Admin/isatest/isatest-makeall
--- a/Admin/isatest/isatest-makeall	Mon Mar 14 12:34:12 2011 +0100
+++ b/Admin/isatest/isatest-makeall	Mon Mar 14 15:13:00 2011 +0100
@@ -153,6 +153,7 @@
         rm -rf $ISABELLE_HOME_USER
     fi
 
+    cp $DISTPREFIX/Isabelle/etc/settings.orig $DISTPREFIX/Isabelle/etc/settings
     cat $SETTINGS >> $DISTPREFIX/Isabelle/etc/settings
     (ulimit -t $MAXTIME; cd $DIR; $NICE $TOOL >> $TESTLOG 2>&1)