Fixed type comparision for BEs

src/storm-dft/storage/dft/elements/BEConst.h

@@ -42,7 +42,7 @@ namespace storm {
             ValueType getUnreliability(ValueType time) const override;
 
             bool isTypeEqualTo(DFTElement<ValueType> const& other) const override {
-                if (!DFTElement<ValueType>::isTypeEqualTo(other)) {
+                if (!DFTBE<ValueType>::isTypeEqualTo(other)) {
                     return false;
                 }
                 auto& otherBE = static_cast<BEConst<ValueType> const&>(other);

src/storm-dft/storage/dft/elements/BEExponential.h

@@ -78,7 +78,7 @@ namespace storm {
             }
 
             bool isTypeEqualTo(DFTElement<ValueType> const& other) const override {
-                if (!DFTElement<ValueType>::isTypeEqualTo(other)) {
+                if (!DFTBE<ValueType>::isTypeEqualTo(other)) {
                     return false;
                 }
                 auto& otherBE = static_cast<BEExponential<ValueType> const&>(other);

src/storm-dft/storage/dft/elements/DFTBE.h

@@ -92,6 +92,14 @@ namespace storm {
                 return false;
             }
 
+            bool isTypeEqualTo(DFTElement<ValueType> const& other) const override {
+                if (!DFTElement<ValueType>::isTypeEqualTo(other)) {
+                    return false;
+                }
+                auto& otherBE = static_cast<DFTBE<ValueType> const&>(other);
+                return this->beType() == otherBE.beType();
+            }
+
         private:
             std::vector<std::shared_ptr<DFTDependency<ValueType>>> mIngoingDependencies;