[df] Fix patch compilation

Author: vepadulano

tree/dataframe/inc/ROOT/RDF/InterfaceUtils.hxx

@@ -558,7 +558,7 @@ void JitDefineHelper(F &&f, const ColumnNames_t &cols, std::string_view name, RL
    using ColTypes_t = typename TTraits::CallableTraits<Callable_t>::arg_types;
 
    auto ds = lm->GetDataSource();
-   if (ds != nullptr && colsPtr)
+   if (ds != nullptr)
       AddDSColumns(cols, *lm, *ds, ColTypes_t(), *colRegister);
 
    // will never actually be used (trumped by jittedDefine->GetTypeName()), but we set it to something meaningful

tree/dataframe/inc/ROOT/RDF/RInterfaceBase.hxx

@@ -205,9 +205,8 @@ protected:
       auto jittedActionOnHeap = RDFInternal::MakeWeakOnHeap(jittedAction);
 
       auto definesCopy = new RDFInternal::RColumnRegister(fColRegister); // deleted in jitted call
-      auto funcBody = RDFInternal::JitBuildAction(validColumnNames, upcastNodeOnHeap, typeid(HelperArgType),
-                                                  typeid(ActionTag), helperArgOnHeap, nullptr, nSlots, fColRegister,
-                                                  GetDataSource(), jittedActionOnHeap, vector2RVec);
+      auto funcBody = RDFInternal::JitBuildAction(validColumnNames, typeid(HelperArgType), typeid(ActionTag), nullptr,
+                                                  nSlots, fColRegister, GetDataSource(), vector2RVec);
       fLoopManager->RegisterJitHelperCall(funcBody, upcastNodeOnHeap, definesCopy, validColumnNames, jittedActionOnHeap,
                                           helperArgOnHeap);
       return MakeResultPtr(r, *fLoopManager, std::move(jittedAction));

tree/dataframe/src/RLoopManager.cxx

@@ -90,11 +90,6 @@ std::string &GetCodeToJit()
    static std::string code;
    return code;
 }
-std::string &GetCodeToDeclare()
-{
-   static std::string code;
-   return code;
-}
 
 std::string &GetCodeToDeclare()
 {