From 14a2ae019e75aba654641183fbb20e3c05711975 Mon Sep 17 00:00:00 2001
From: aclement <aclement>
Date: Wed, 5 Jan 2005 16:44:06 +0000
Subject: [PATCH] BWD: One extra check.

---
 weaver/src/org/aspectj/weaver/patterns/DeclareParents.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/weaver/src/org/aspectj/weaver/patterns/DeclareParents.java b/weaver/src/org/aspectj/weaver/patterns/DeclareParents.java
index 3adcd722a..abb93d4b4 100644
--- a/weaver/src/org/aspectj/weaver/patterns/DeclareParents.java
+++ b/weaver/src/org/aspectj/weaver/patterns/DeclareParents.java
@@ -196,7 +196,8 @@ public class DeclareParents extends Declare {
 			return null;
 		}	
 			
-					
+		if (parentType.isAssignableFrom(targetType)) return null;  // already a parent
+
 		if (targetType.isAssignableFrom(parentType)) {
 			world.showMessage(IMessage.ERROR,
 					WeaverMessages.format(WeaverMessages.CANT_EXTEND_SELF,targetType.getName()),
-- 
2.39.5