Index: /trunk/tools/bin/backport-merge.sh
===================================================================
--- /trunk/tools/bin/backport-merge.sh	(revision 84269)
+++ /trunk/tools/bin/backport-merge.sh	(revision 84270)
@@ -67,4 +67,5 @@
 for MY_REV in ${MY_REVISIONS};
 do
+    MY_MERGE_ARGS=
     if test -z "${MY_FAILED_REV}"; then
         echo "***"
@@ -72,5 +73,5 @@
         echo "***"
         if [ -n "${MY_FORCE}" ]; then
-            MY_MERGE_ARGS="$MY_MERGE_ARGS--ignore-ancestry"
+            MY_MERGE_ARGS="$MY_MERGE_ARGS --ignore-ancestry"
         fi
         if "${MY_SVN}" merge ${MY_MERGE_ARGS} "${MY_TRUNK_DIR}" "${MY_BRANCH_DIR}" -c ${MY_REV}; then