From c6826da2b600bef0090bfa955f5fa2c528aae397 Mon Sep 17 00:00:00 2001
From: "honfika@gmail.com" <honfika@gmail.com>
Date: Fri, 4 Mar 2016 10:50:38 +0100
Subject: [PATCH] AS2 deobfuscation fixes

---
 .../com/jpexs/decompiler/flash/action/swf4/ActionCall.java | 4 ++++
 .../decompiler/flash/action/swf5/ActionCallMethod.java     | 7 ++++++-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/action/swf4/ActionCall.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/action/swf4/ActionCall.java
index c2cd3f3eb..08c750ae3 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/action/swf4/ActionCall.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/action/swf4/ActionCall.java
@@ -50,6 +50,10 @@ public class ActionCall extends Action {
 
     @Override
     public boolean execute(LocalDataArea lda) {
+        if (lda.stack.size() == 0) {
+            return false;
+        }
+
         lda.stage.callFrame(EcmaScript.toInt32(lda.stack.pop()));
         return true;
     }
diff --git a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/action/swf5/ActionCallMethod.java b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/action/swf5/ActionCallMethod.java
index 1b28b261f..edef5ce7d 100644
--- a/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/action/swf5/ActionCallMethod.java
+++ b/libsrc/ffdec_lib/src/com/jpexs/decompiler/flash/action/swf5/ActionCallMethod.java
@@ -52,7 +52,12 @@ public class ActionCallMethod extends Action {
             return false;
         }
         String methodName = lda.popAsString();
-        ActionScriptObject obj = (ActionScriptObject) lda.pop();
+        Object obj0 = lda.pop();
+        if (!(obj0 instanceof ActionScriptObject)) {
+            return false;
+        }
+
+        ActionScriptObject obj = (ActionScriptObject) obj0;
         int numArgs = (int) (double) lda.popAsNumber();
         if (lda.stack.size() < numArgs) {
             return false;