ofz#4531 Bad-cast

Change-Id: I152c2e7fa09fc637b176482de9718cf03880c23e
Reviewed-on: https://gerrit.libreoffice.org/45875
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

1 files changed, 5 insertions, 4 deletions

diff --git a/starmath/source/mathmlimport.cxx b/starmath/source/mathmlimport.cxx
index 6e7001214541..87befa6fdc85 100644
--- a/starmath/source/mathmlimport.cxx
+++ b/starmath/source/mathmlimport.cxx
@@ -2647,7 +2647,7 @@ void SmXMLTableContext_Impl::EndElement()
 
     for (auto i=nRows;i > 0;i--)
     {
-        SmStructureNode* pArray = static_cast<SmStructureNode *>(rNodeStack.front().release());
+        SmNode* pArray = rNodeStack.front().release();
         rNodeStack.pop_front();
         if (pArray->GetNumSubNodes() == 0)
         {
@@ -2663,13 +2663,14 @@ void SmXMLTableContext_Impl::EndElement()
             aRelationArray.resize(1);
             aRelationArray[0] = pArray;
             SmToken aDummy;
-            pArray = new SmExpressionNode(aDummy);
-            pArray->SetSubNodes(aRelationArray);
+            SmExpressionNode* pExprNode = new SmExpressionNode(aDummy);
+            pExprNode->SetSubNodes(aRelationArray);
+            pArray = pExprNode;
         }
 
         if (pArray->GetNumSubNodes() > nCols)
             nCols = pArray->GetNumSubNodes();
-        aReverseStack.push_front(std::unique_ptr<SmStructureNode>(pArray));
+        aReverseStack.push_front(std::unique_ptr<SmNode>(pArray));
     }
     aExpressionArray.resize(nCols*nRows);
     size_t j=0;