WaE: class has virtual functions, but destructor is not virtual

1e085b43 · Tor Lillqvist · 028c275a · 1e085b43
Kaydet (Commit) 1e085b43 authored Eki 04, 2011 tarafından Tor Lillqvist
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treevisiting.hxx sdext/source/pdfimport/tree/treevisiting.hxx +1 -0

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--- a/sdext/source/pdfimport/tree/treevisiting.hxx
+++ b/sdext/source/pdfimport/tree/treevisiting.hxx
@@ -63,6 +63,7 @@ namespace pdfi
        virtual void visit( ImageElement&, const std::list< Element* >::const_iterator&  ) = 0;
        virtual void visit( PageElement&, const std::list< Element* >::const_iterator&  ) = 0;
        virtual void visit( DocumentElement&, const std::list< Element* >::const_iterator&  ) = 0;
+        virtual ~ElementTreeVisitor() = 0 { };
    };
    typedef boost::shared_ptr<ElementTreeVisitor> ElementTreeVisitorSharedPtr;