SvTreeList: fix singular iterator compare assertions

... which will be introduced tomorrow by 3fa955d7

Change-Id: I5d74a1c018fab69102382d6ea0b2739dd102e5bc

1 files changed, 4 insertions, 2 deletions

diff --git a/svtools/source/contnr/treelist.cxx b/svtools/source/contnr/treelist.cxx
index 48e6df78e26b..8f159419a834 100644
--- a/svtools/source/contnr/treelist.cxx
+++ b/svtools/source/contnr/treelist.cxx
@@ -1444,7 +1444,8 @@ std::pair<SvTreeEntryList::const_iterator,SvTreeEntryList::const_iterator>
 {
     typedef std::pair<SvTreeEntryList::const_iterator,SvTreeEntryList::const_iterator> IteratorPair;
 
-    IteratorPair aRet;
+    static const SvTreeEntryList dummy; // prevent singular iterator asserts
+    IteratorPair aRet(dummy.begin(), dummy.end());
 
     if (!pParent)
         pParent = pRootItem;
@@ -1464,7 +1465,8 @@ std::pair<SvTreeEntryList::iterator,SvTreeEntryList::iterator>
 {
     typedef std::pair<SvTreeEntryList::iterator,SvTreeEntryList::iterator> IteratorPair;
 
-    IteratorPair aRet;
+    static SvTreeEntryList dummy; // prevent singular iterator asserts
+    IteratorPair aRet(dummy.begin(), dummy.end());
 
     if (!pParent)
         pParent = pRootItem;