diff --git a/PhysicsAnalysis/DerivationFramework/DerivationFrameworkMCTruth/src/TruthNavigationDecorator.cxx b/PhysicsAnalysis/DerivationFramework/DerivationFrameworkMCTruth/src/TruthNavigationDecorator.cxx index bbdccd83b2019684c7f98def3cbbe92c077a73b3..66ad02a50d2daedb46c0b7e30d50727c83392a4d 100644 --- a/PhysicsAnalysis/DerivationFramework/DerivationFrameworkMCTruth/src/TruthNavigationDecorator.cxx +++ b/PhysicsAnalysis/DerivationFramework/DerivationFrameworkMCTruth/src/TruthNavigationDecorator.cxx @@ -44,7 +44,7 @@ StatusCode DerivationFramework::TruthNavigationDecorator::addBranches() const // Build a dictionary of barcodes and element links std::map<int,ElementLink<xAOD::TruthParticleContainer> > linkMap; - for (auto coll : inputParticles){ + for (const auto& coll : inputParticles){ for (size_t p=0;p<coll->size();++p){ if (!coll->at(p)) continue; // Protection against null ptrs if (linkMap.find(coll->at(p)->barcode())!=linkMap.end()) continue; // Particle in multiple collections @@ -87,7 +87,7 @@ StatusCode DerivationFramework::TruthNavigationDecorator::addBranches() const } // Loop over truth particles in the big truth collection // Now final loop over the collections and setting all the decorators - for (auto coll : inputParticles){ + for (const auto& coll : inputParticles){ for (size_t p=0;p<coll->size();++p){ if (!coll->at(p)) continue; // Protection against null ptrs parent_decorator(*coll->at(p)) = parentMap[ coll->at(p)->barcode() ];