ROOT version compatible with Delphes-3.4.2

[Amandeep]

Dear experts,

I am wondering which root version shall I use for installing Delphes on my working area as the compilation step gave me the following error (*). Please let me know

Thanks & regards,
Amandeep

(*)
make -j 4
make: Circular external/fastjet/JetDefinition.hh <- external/fastjet/ClusterSequence.hh dependency dropped.

Compiling validation/DelphesValidation.cpp
Compiling readers/DelphesHepMC.cpp
Compiling readers/DelphesLHEF.cpp
Compiling readers/DelphesROOT.cpp

validation/DelphesValidation.cpp: In function ‘std::pair<double, double> GausFit(TH1*)’:
validation/DelphesValidation.cpp:1196:109: error: invalid use of incomplete type ‘class TF1’

TF1 *f1 = new TF1("f1", "gaus", hist->GetMean() - 2 * hist->GetRMS(), hist->GetMean() + 2 * hist->GetRMS());

In file included from validation/DelphesValidation.cpp:32:0:
/usr/include/root/TGraph.h:36:7: error: forward declaration of ‘class TF1’

class TF1;

validation/DelphesValidation.cpp:1199:37: error: invalid use of incomplete type ‘class TF1’

TF1 *f2 = new TF1("f2", "gaus", f1->GetParameter(1) - 2 * f1->GetParameter(2), f1->GetParameter(1) + 2 * f1->GetParameter(2));

In file included from validation/DelphesValidation.cpp:32:0:
/usr/include/root/TGraph.h:36:7: error: forward declaration of ‘class TF1’

class TF1;

validation/DelphesValidation.cpp:1199:63: error: invalid use of incomplete type ‘class TF1’

TF1 *f2 = new TF1("f2", "gaus", f1->GetParameter(1) - 2 * f1->GetParameter(2), f1->GetParameter(1) + 2 * f1->GetParameter(2));

In file included from validation/DelphesValidation.cpp:32:0:
/usr/include/root/TGraph.h:36:7: error: forward declaration of ‘class TF1’

class TF1;

validation/DelphesValidation.cpp:1199:84: error: invalid use of incomplete type ‘class TF1’

TF1 *f2 = new TF1("f2", "gaus", f1->GetParameter(1) - 2 * f1->GetParameter(2), f1->GetParameter(1) + 2 * f1->GetParameter(2));

In file included from validation/DelphesValidation.cpp:32:0:
/usr/include/root/TGraph.h:36:7: error: forward declaration of ‘class TF1’

class TF1;

validation/DelphesValidation.cpp:1199:110: error: invalid use of incomplete type ‘class TF1’

TF1 *f2 = new TF1("f2", "gaus", f1->GetParameter(1) - 2 * f1->GetParameter(2), f1->GetParameter(1) + 2 * f1->GetParameter(2));

In file included from validation/DelphesValidation.cpp:32:0:
/usr/include/root/TGraph.h:36:7: error: forward declaration of ‘class TF1’

class TF1;

validation/DelphesValidation.cpp:1199:127: error: invalid use of incomplete type ‘class TF1’

TF1 *f2 = new TF1("f2", "gaus", f1->GetParameter(1) - 2 * f1->GetParameter(2), f1->GetParameter(1) + 2 * f1->GetParameter(2));

In file included from validation/DelphesValidation.cpp:32:0:
/usr/include/root/TGraph.h:36:7: error: forward declaration of ‘class TF1’

class TF1;

validation/DelphesValidation.cpp:1202:20: error: invalid use of incomplete type ‘class TF1’

Double_t sig = f2->GetParameter(2);

In file included from validation/DelphesValidation.cpp:32:0:
/usr/include/root/TGraph.h:36:7: error: forward declaration of ‘class TF1’

class TF1;

validation/DelphesValidation.cpp:1203:23: error: invalid use of incomplete type ‘class TF1’

Double_t sigErr = f2->GetParError(2);

In file included from validation/DelphesValidation.cpp:32:0:
/usr/include/root/TGraph.h:36:7: error: forward declaration of ‘class TF1’

class TF1;

validation/DelphesValidation.cpp:1205:10: warning: possible problem detected in invocation of delete operator: [enabled by default]

delete f1;

validation/DelphesValidation.cpp:1196:8: warning: ‘f1’ has incomplete type [enabled by default]

TF1 *f1 = new TF1("f1", "gaus", hist->GetMean() - 2 * hist->GetRMS(), hist->GetMean() + 2 * hist->GetRMS());

In file included from validation/DelphesValidation.cpp:32:0:
/usr/include/root/TGraph.h:36:7: warning: forward declaration of ‘class TF1’ [enabled by default]

class TF1;

validation/DelphesValidation.cpp:1205:10: note: neither the destructor nor the class-specific operator delete will be called, even if they are declared when the class is defined

delete f1;

validation/DelphesValidation.cpp:1206:10: warning: possible problem detected in invocation of delete operator: [enabled by default]

delete f2;

validation/DelphesValidation.cpp:1199:8: warning: ‘f2’ has incomplete type [enabled by default]

TF1 *f2 = new TF1("f2", "gaus", f1->GetParameter(1) - 2 * f1->GetParameter(2), f1->GetParameter(1) + 2 * f1->GetParameter(2));

In file included from validation/DelphesValidation.cpp:32:0:
/usr/include/root/TGraph.h:36:7: warning: forward declaration of ‘class TF1’ [enabled by default]

class TF1;

validation/DelphesValidation.cpp:1206:10: note: neither the destructor nor the class-specific operator delete will be called, even if they are declared when the class is defined

delete f2;

validation/DelphesValidation.cpp: In function ‘void DelphesValidation(const char*, const char*, const char*, const char*, const char*, const char*, const char*, const char*, const char*, const char*, const char*)’:
validation/DelphesValidation.cpp:1497:17: warning: unused variable ‘branchParticleBJet’ [-Wunused-variable]

TClonesArray *branchParticleBJet = treeReaderBJet->UseBranch("Particle");

validation/DelphesValidation.cpp:1500:17: warning: unused variable ‘branchParticleCJet’ [-Wunused-variable]

TClonesArray *branchParticleCJet = treeReaderCJet->UseBranch("Particle");

Compiling readers/DelphesSTDHEP.cpp
Building DelphesHepMC
Building DelphesLHEF

make: * [tmp/validation/DelphesValidation.o] Error 1
make: * Waiting for unfinished jobs....

[Pavel Demin]

This error was already discussed in #1448 and the fix is in the git repository.

Please try the latest version from the following link:

​​​​https://github.com/delphes/delphes/archive/master.zip

[Amandeep]

Thank you Pavel. It is working now

[Pavel Demin]

The fix is in the new release (3.5.0).