Fix infinite loop when input for SMASH is empty

JETSCAPE · Sep 19, 2024 · 1c09483 · 1c09483
1 parent f600753
commit 1c09483
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/src/afterburner/SmashWrapper.h b/src/afterburner/SmashWrapper.h
@@ -59,7 +59,11 @@ class AfterburnerModus : public smash::ListModus {
   double initial_conditions(smash::Particles *particles,
                             const smash::ExperimentParameters &) {
     add_JS_hadrons_to_smash_particles(jetscape_hadrons_[event_number_], *particles);
-    backpropagate_to_same_time(*particles);
+    if (particles->size() > 0) {
+      backpropagate_to_same_time(*particles);
+    } else {
+      start_time_ = 0.0;
+    }
     event_number_++;
     return start_time_;
   }