vigyasharma commented on code in PR #14022:
URL: https://github.com/apache/lucene/pull/14022#discussion_r1887158811
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lucene/core/src/java/org/apache/lucene/util/hnsw/HnswUtil.java:
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@@ -178,7 +183,10 @@ private static Component markRooted(
int friendCount = 0;
while ((friendOrd = hnswGraph.nextNeighbor()) != NO_MORE_DOCS) {
++friendCount;
- stack.push(friendOrd);
+ if (connectedNodes.get(friendOrd) == false &&
nodesInStack.contains(friendOrd) == false) {
Review Comment:
We skip the nodes that have already been visited - makes sense!
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