RooFit::CutRange is buggy with multiple range

#include <iostream>

#include <RooAbsData.h>

#include <RooAbsPdf.h>

#include <RooDataSet.h>

#include <RooExponential.h>

#include <RooGenericPdf.h>

#include <RooRealVar.h>

using namespace RooFit;

using namespace std;

int ProofBugRoofit()

{

 RooRealVar *roorealvar_m_yy=new RooRealVar("m_yy","m_yy",105,160);

 roorealvar_m_yy->setBins(55);

//blinding regions

 roorealvar_m_yy->setRange("sideband_low_m_yy",105,120);

 roorealvar_m_yy->setRange("sideband_high_m_yy",130,160);

RooRealVar *roorealvar_exp_slope=new RooRealVar("exp_slope","exp slope",-3,-100,100,"GeV^\{-1}");

RooAbsPdf *Pdf_Bkg_exp=new RooGenericPdf("Pdf_Bkg_exp","Pdf_Bkg_exp","exp(@1*(@0-100.)/100.)",RooArgList(*roorealvar_m_yy,*roorealvar_exp_slope));

RooAbsData *absdata_toy_tempo;

 absdata_toy_tempo=(RooDataSet *)Pdf_Bkg_exp->generate(RooArgSet(*roorealvar_m_yy),RooFit::NumEvents(1000));

RooAbsData *absdata_reduced;

cout << "nb events=" << absdata_toy_tempo->sumEntries() << endl;

 cout << "reduce 1=" << absdata_toy_tempo->reduce(RooFit::Cut("m_yy<120 || m_yy>130"))->sumEntries() << endl;

 cout << "reduce 2=" << absdata_toy_tempo->reduce("m_yy<120 || m_yy>130")->sumEntries() << endl;

 cout << "reduce buggy=" << absdata_toy_tempo->reduce(RooFit::CutRange("sideband_low_m_yy,sideband_high_m_yy"))->sumEntries() << endl;

return 0;

}