ITS: instaniate TRK classes

Signed-off-by: Felix Schlepper <felix.schlepper@cern.ch>

Author: f3sch

Detectors/ITSMFT/ITS/tracking/src/TimeFrame.cxx

@@ -667,5 +667,9 @@ void TimeFrame<nLayers>::wipe()
 }
 
 template class TimeFrame<7>;
+// ALICE3 upgrade
+#ifdef ENABLE_UPGRADES
+template class TimeFrame<11>;
+#endif
 
 } // namespace o2::its

Detectors/ITSMFT/ITS/tracking/src/Tracker.cxx

@@ -145,8 +145,13 @@ void Tracker<nLayers>::clustersToTracks(const LogFunc& logger, const LogFunc& er
   } catch (const std::bad_alloc& err) {
     handleException(err);
     return;
-  } catch (...) {
-    error("Uncaught exception, all bets are off...");
+  } catch (const std::exception& err) {
+    error(std::format("Uncaught exception, all bets are off... {}", err.what()));
+    // clear tracks explicitly since if not fatalising on exception this may contain partial output
+    for (int iROF{0}; iROF < mTimeFrame->getNrof(); ++iROF) {
+      mTimeFrame->getTracks(iROF).clear();
+    }
+    return;
   }
 
   if (mTimeFrame->hasMCinformation()) {
@@ -357,5 +362,9 @@ void Tracker<nLayers>::printSummary() const
 }
 
 template class Tracker<7>;
+// ALICE3 upgrade
+#ifdef ENABLE_UPGRADES
+template class Tracker<11>;
+#endif
 
 } // namespace o2::its

Detectors/ITSMFT/ITS/tracking/src/TrackerTraits.cxx

@@ -1327,5 +1327,9 @@ void TrackerTraits<nLayers>::setNThreads(int n, std::shared_ptr<tbb::task_arena>
 }
 
 template class TrackerTraits<7>;
+// ALICE3 upgrade
+#ifdef ENABLE_UPGRADES
+template class TrackerTraits<11>;
+#endif
 
 } // namespace o2::its