diff --git a/benchmarks/barrel_ecal/scripts/emcal_barrel_pions_analysis.cxx b/benchmarks/barrel_ecal/scripts/emcal_barrel_pions_analysis.cxx index dc7fe0fb6a701c2dcc6e99cb6f6dff9a8efbc7c2..a49ca514072454b4d6ccc1fd6c960276cc786966 100644 --- a/benchmarks/barrel_ecal/scripts/emcal_barrel_pions_analysis.cxx +++ b/benchmarks/barrel_ecal/scripts/emcal_barrel_pions_analysis.cxx @@ -127,7 +127,7 @@ void emcal_barrel_pions_analysis(const char* input_fname = "sim_output/sim_emcal ; // Set sampling Fraction, ideally this will be taken from a json file auto svec = d1.Mean<double>("fsam"); - for (auto ele : svec){cout << ele << endl;} + for (auto &ele : svec){cout << ele << endl;} auto d2 = d1.Define("dE", eResol, {"Esim","Ethr"}) .Define("dE_rel", eResol_rel, {"Esim","Ethr"})