From 913a5d035597bd7b6dfd12458ff38888e3978cec Mon Sep 17 00:00:00 2001
From: aclement <aclement>
Date: Wed, 12 May 2004 13:00:49 +0000
Subject: [PATCH] Fix for Bugzilla Bug 61568    wrong variable binding in ||
 pointcuts

---
 weaver/src/org/aspectj/weaver/patterns/ExposedState.java | 1 +
 .../org/aspectj/weaver/patterns/NameBindingPointcut.java | 9 ++++++++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/weaver/src/org/aspectj/weaver/patterns/ExposedState.java b/weaver/src/org/aspectj/weaver/patterns/ExposedState.java
index 8e130c689..063b5608e 100644
--- a/weaver/src/org/aspectj/weaver/patterns/ExposedState.java
+++ b/weaver/src/org/aspectj/weaver/patterns/ExposedState.java
@@ -35,6 +35,7 @@ public class ExposedState {
 
 	public void set(int i, Var var) {
 		//XXX add sanity checks
+		// Check (1) added to call of set(), verifies we aren't binding twice to the same formal
 		vars[i] = var;
 	}
     public Var get(int i) {
diff --git a/weaver/src/org/aspectj/weaver/patterns/NameBindingPointcut.java b/weaver/src/org/aspectj/weaver/patterns/NameBindingPointcut.java
index 6fa9af440..593555d9f 100644
--- a/weaver/src/org/aspectj/weaver/patterns/NameBindingPointcut.java
+++ b/weaver/src/org/aspectj/weaver/patterns/NameBindingPointcut.java
@@ -13,6 +13,7 @@
 
 package org.aspectj.weaver.patterns;
 
+import org.aspectj.bridge.MessageUtil;
 import org.aspectj.weaver.TypeX;
 import org.aspectj.weaver.World;
 import org.aspectj.weaver.ast.Test;
@@ -33,7 +34,13 @@ public abstract class NameBindingPointcut extends Pointcut {
 	protected Test exposeStateForVar(Var var,TypePattern type, ExposedState state, World world) {
 		if (type instanceof BindingTypePattern) {
 			BindingTypePattern b = (BindingTypePattern)type;
-			state.set(b.getFormalIndex(), var);
+			if (state.get(b.getFormalIndex())!=null) {
+				world.getMessageHandler().handleMessage(MessageUtil.error(
+                  "Ambiguous binding of type "+type.getExactType().toString()+".  Use one args(..) per matched join point",
+                  getSourceLocation()));
+			} else {
+				state.set(b.getFormalIndex(), var);
+			}
 		}
 		TypeX myType = type.getExactType(); //should have failed earlier 
 		
-- 
2.39.5