From dd3020d7de749efa0062127f5f8049788458d4df Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jindra=20Pet=C5=99=C3=ADk?= <jindra.petrik@gmail.com>
Date: Mon, 1 Sep 2025 19:57:24 +0200
Subject: [PATCH] Swap - copy DuplicateSourceItem

---
 .../flash/abc/avm2/instructions/stack/SwapIns.java          | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/instructions/stack/SwapIns.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/instructions/stack/SwapIns.java
index 3b5943fad..708838434 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/instructions/stack/SwapIns.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/abc/avm2/instructions/stack/SwapIns.java
@@ -149,6 +149,12 @@ public class SwapIns extends InstructionDefinition {
             return;
         }
         
+        if (o2 instanceof DuplicateSourceItem) {
+            stack.push(o1);
+            stack.push(o2);
+            return;
+        }
+        
         
         int temp = localData.maxTempIndex.getVal() + 1;
         localData.maxTempIndex.setVal(temp);