mark destructors virtual

modules/conop/src/compound_lib_base.hh

@@ -9,6 +9,8 @@ class CompoundLibBase;
 typedef boost::shared_ptr<CompoundLibBase> CompoundLibBasePtr;
 
 class DLLEXPORT_OST_CONOP CompoundLibBase {
+public:
+  virtual ~CompoundLibBase() {}
   virtual CompoundPtr FindCompound(const String& id, 
                                    Compound::Dialect dialect) const = 0;
 };

modules/conop/src/processor.hh

@@ -46,6 +46,7 @@ class DLLEXPORT_OST_CONOP Processor {
 public:
   DiagnosticsPtr Process(mol::EntityHandle ent, bool log_diags=true) const;
   virtual ProcessorPtr Copy() const = 0;
+  virtual ~Processor() {}
 protected:
   virtual void DoProcess(DiagnosticsPtr diags, 
                          mol::EntityHandle ent) const = 0;