diff --git a/DDG4/CMakeLists.txt b/DDG4/CMakeLists.txt
index 3e1bdc74a922910bffe4b0245f030496243da6de..df2085011e43f86acf78ec0a10c809865752fe59 100644
--- a/DDG4/CMakeLists.txt
+++ b/DDG4/CMakeLists.txt
@@ -37,6 +37,7 @@ endif()
 if(NOT DD4HEP_USE_XERCESC)
   list(REMOVE_ITEM sources ${CMAKE_CURRENT_SOURCE_DIR}/src/Geant4XML.cpp)
 endif()
+SET( CMAKE_CXX_FLAGS "-Wall -Wextra -pedantic -Wno-long-long")
 
 #---------------------------  Main geant4 interface library (no plugins!)-----------
 add_library(DD4hepG4 SHARED ${sources})
diff --git a/DDG4/examples/TEve.C b/DDG4/examples/TEve.C
new file mode 100644
index 0000000000000000000000000000000000000000..db561507917243dfcfb837894c19c2e17759a105
--- /dev/null
+++ b/DDG4/examples/TEve.C
@@ -0,0 +1,57 @@
+// $Id: Geant4Data.h 513 2013-04-05 14:31:53Z gaede $
+//====================================================================
+//  AIDA Detector description implementation
+//--------------------------------------------------------------------
+//
+//  Define the ROOT dictionaries for all data classes to be saved 
+//  which are created by the DDG4 examples.
+//
+//  Author     : M.Frank
+//
+//====================================================================
+#include "DD4hep/LCDD.h"
+#include "TGeoManager.h"
+#include "TEveGeoNode.h"
+#include "TGLViewer.h"
+#include "TGLUtil.h"
+#include "TGLClip.h"
+#include "TMap.h"
+#include "TEveElement.h"
+#include "TSysEvtHandler.h"
+#include "TTimer.h"
+#include "TVirtualPad.h"
+
+#define private public
+#include "TEveManager.h"
+
+using namespace DD4hep::Geometry;
+
+void TEve()    {
+  LCDD& lcdd = LCDD::getInstance();
+  const char* fname = "file:../DD4hep.trunk/DDExamples/CLICSiD/compact/compact.xml";
+  lcdd.apply("DD4hepCompactLoader",1,(char**)&fname);
+
+  TEveManager::Create();
+  //TFile::SetCacheFileDir(".");
+  //gGeoManager = gEve->GetGeometry("LHCb.gdml");
+  //gGeoManager = gEve->GetGeometry("lhcbfull_v1.root");
+
+  gEve->fGeometries->Add(new TObjString(fname),&lcdd.manager());
+  //gGeoManager->DefaultColors();
+
+  TEveGeoTopNode* tn = new TEveGeoTopNode(gGeoManager, gGeoManager->GetTopNode());
+  tn->SetVisLevel(4);
+  gEve->AddGlobalElement(tn);
+
+  gEve->FullRedraw3D(kTRUE);
+
+  // EClipType not exported to CINT (see TGLUtil.h):
+  // 0 - no clip, 1 - clip plane, 2 - clip box
+  TGLViewer *v = gEve->GetDefaultGLViewer();
+  v->GetClipSet()->SetClipType(TGLClip::kClipPlane);
+  v->ColorSet().Background().SetColor(kMagenta+4);
+  v->SetGuideState(TGLUtil::kAxesEdge, kTRUE, kFALSE, 0);
+  v->RefreshPadEditor(v);
+  v->CurrentCamera().RotateRad(-1.2, 0.5);
+  v->DoDraw();
+}