Manual sweep 35986

Manual sweep of !35986 (merged) into master

Simulation/ISF/ISF_FastCaloSim/ISF_FastCaloSimEvent/ISF_FastCaloSimEvent/TFCS1DFunction.h

 /*
-  Copyright (C) 2002-2018 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
 */
 
 #ifndef ISF_FASTCALOSIMEVENT_TFCS1DFunction_h
@@ -28,6 +28,10 @@ class TFCS1DFunction:public TFCSFunction
     ///Function gets random number rnd in the range [0,1) as argument and returns function value
     virtual double rnd_to_fct(double rnd) const = 0;
 
+    ///The == operator compares the content of instances. 
+    ///The implementation in the base class only returns true for a comparison with itself
+    virtual bool operator==(const TFCS1DFunction& ref) const {return this==&ref;};
+
     static double get_maxdev(TH1* , TH1* );
 
     static double CheckAndIntegrate1DHistogram(const TH1* hist, std::vector<double>& integral_vec,int& first,int& last);