Merge branch 'fix-Wnon-virtual-dtor' into 'master'

Fix -Wnon-virtual-dtor warning

See merge request !1295

Calo/CaloTools/src/XGBClassifierPhPi0.h

@@ -16,12 +16,13 @@
 #include "xgboost/c_api.h"
 #include "GaudiKernel/ServiceHandle.h"
 #include "GaudiKernel/IMessageSvc.h"
-#include "GaudiKernel/MsgStream.h" 
+#include "GaudiKernel/MsgStream.h"
 //#include "/afs/cern.ch/user/v/vchekali/public/xgboost/include/xgboost/c_api.h"
 
 class IClassifier
 {
 public:
+    virtual ~IClassifier() = default;
 
     /**    * @brief      Main classification method    *
            * Takes a vector of values of features and returns the corresponding MVA

CaloFuture/CaloFutureTools/src/FutureXGBClassifierPhPi0.h

@@ -16,12 +16,12 @@
 #include "xgboost/c_api.h"
 #include "GaudiKernel/ServiceHandle.h"
 #include "GaudiKernel/IMessageSvc.h"
-#include "GaudiKernel/MsgStream.h" 
-//#include "/afs/cern.ch/user/v/vchekali/public/xgboost/include/xgboost/c_api.h"
+#include "GaudiKernel/MsgStream.h"
 
 class IClassifier
 {
 public:
+    virtual ~IClassifier() = default;
 
     /**    * @brief      Main classification method    *
            * Takes a vector of values of features and returns the corresponding MVA