[PWGLF] Avoid unexpected behavior while no matched collisions (AliceO2Group#11610)

wang-yuanzhe · web-flow · commit 9197931449a0 · 2025-06-17T11:27:07.000+02:00
diff --git a/PWGLF/Utils/svPoolCreator.h b/PWGLF/Utils/svPoolCreator.h
@@ -129,6 +129,10 @@ class svPoolCreator
       }
       firstBC++;
     }
+    if (firstCollIdx == -1) {
+      return;
+    }
+
     // now loop over all the collisions to make the pool
     for (int i = firstCollIdx; i < collisions.size(); i++) {
       const auto& collision = collisions.rawIteratorAt(i);

Original file line number	Diff line number	Diff line change
`@@ -129,6 +129,10 @@ class svPoolCreator`
`129`	`129`	`}`
`130`	`130`	`firstBC++;`
`131`	`131`	`}`
	`132`	`+ if (firstCollIdx == -1) {`
	`133`	`+ return;`
	`134`	`+ }`
	`135`	`+`
`132`	`136`	`// now loop over all the collisions to make the pool`
`133`	`137`	`for (int i = firstCollIdx; i < collisions.size(); i++) {`
`134`	`138`	`const auto& collision = collisions.rawIteratorAt(i);`