--- src/lib/STOFFOLEParser.cxx.orig	2018-01-30 09:10:08 UTC

+++ src/lib/STOFFOLEParser.cxx

@@ -506,7 +506,7 @@ bool STOFFOLEParser::readSummaryInformation(STOFFInput

   ascii.addPos(pos);

   ascii.addNote(f.str().c_str());

-  for (auto const posToType : posToTypeMap) {

+  for (auto const &posToType : posToTypeMap) {

     pos=posToType.first;

     input->seek(pos, librevenge::RVNG_SEEK_SET);

     f.str("");

--- src/lib/STOFFSpreadsheetListener.hxx.orig	2018-04-25 09:25:45 UTC

+++ src/lib/STOFFSpreadsheetListener.hxx

@@ -61,7 +61,7 @@ struct State;

 }

 /** This class contents the main functions needed to create a spreadsheet processing Document */

-class STOFFSpreadsheetListener : public STOFFListener

+class STOFFSpreadsheetListener final : public STOFFListener

 {

 public:

   /** constructor */

--- src/lib/StarObjectSmallGraphic.cxx.orig	2018-04-25 11:44:09 UTC

+++ src/lib/StarObjectSmallGraphic.cxx

@@ -1389,7 +1389,7 @@ bool SdrGraphicPath::send(STOFFListenerPtr &listener, 

   else {

     shape.m_command=STOFFGraphicShape::C_Path;

     librevenge::RVNGPropertyListVector path;

-    for (auto const poly : m_pathPolygons)

+    for (auto const &poly : m_pathPolygons)

       poly.addToPath(path, isClosed, state.m_global->m_relativeUnit, state.m_global->m_offset);

     shape.m_propertyList.insert("svg:d", path);

   }

@@ -1402,7 +1402,7 @@ bool SdrGraphicPath::send(STOFFListenerPtr &listener, 

 ////////////////////////////////////////

 //! Internal: virtual class to store a Sdr graphic uno

-class SdrGraphicUno : public SdrGraphicRect

+class SdrGraphicUno final : public SdrGraphicRect

 {

 public:

   //! constructor