From 120f0cf79cb920d592fee3bd99fe231b20d5cfee Mon Sep 17 00:00:00 2001
From: James Jackson-South <james_south@hotmail.com>
Date: Tue, 7 Jul 2026 22:34:57 +1000
Subject: [PATCH] Reset tombstoned output record paths

Ensure pooled output records replace tombstone path instances before clearing them, avoiding reuse of the sentinel collection.
---
 src/PolygonClipper/VertexPoolList.cs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/PolygonClipper/VertexPoolList.cs b/src/PolygonClipper/VertexPoolList.cs
index 0f69d8c..61ad829 100644
--- a/src/PolygonClipper/VertexPoolList.cs
+++ b/src/PolygonClipper/VertexPoolList.cs
@@ -101,6 +101,7 @@ public OutputRecord Add()
             outputRecord.BackEdge = null;
             outputRecord.Points = null;
             outputRecord.Bounds = default;
+            outputRecord.Path = outputRecord.Path == Tombstone ? [] : outputRecord.Path;
             outputRecord.Path.Clear();
             outputRecord.Splits?.Clear();
             outputRecord.RecursiveSplit = null;