test and fix for 86903

tests/bugs150/pr86903/BadWormhole.java

@@ -0,0 +1,11 @@
+
+aspect BadWormhole {
+
+  pointcut isDynamicService(Main mm,Service s):
+    cflowbelow(this(mm)) && 
+    if(true==true) && 
+    this(s);
+
+  //before(Main mm,Service s): isDynamicService(mm,s) {}
+  before(Service s): isDynamicService(*,s) {}
+}

tests/bugs150/pr86903/GenericService.java

@@ -0,0 +1,4 @@
+
+public interface GenericService {
+    public abstract void setContext(String localCtx);
+}

tests/bugs150/pr86903/Main.java

@@ -0,0 +1,6 @@
+
+public class Main {
+  public static void main(String []argv) {
+    new Service().setContext("foo");
+  }
+}

tests/bugs150/pr86903/Service.java

@@ -0,0 +1,8 @@
+
+public class Service implements GenericService {
+    String srvContext = "none";
+
+    public void setContext(String localCtx) {
+        this.srvContext=localCtx;
+    }
+}

weaver/src/org/aspectj/weaver/IntMap.java

@@ -37,12 +37,9 @@ public class IntMap {
 	}
 	
 	
-	public ResolvedPointcutDefinition peekEnclosingDefinitition() {
-        try {
-		    return (ResolvedPointcutDefinition)enclosingDefinition.get(enclosingDefinition.size()-1);
-        } catch (IndexOutOfBoundsException e) {
-            return null;
-        }
+	public ResolvedPointcutDefinition peekEnclosingDefinition() {
+		if (enclosingDefinition.size()==0) return null;
+	    return (ResolvedPointcutDefinition)enclosingDefinition.get(enclosingDefinition.size()-1);
 	}
 	
 	

weaver/src/org/aspectj/weaver/patterns/CflowPointcut.java

@@ -243,8 +243,22 @@ public class CflowPointcut extends Pointcut {
 				if (!bindings.hasKey(freeVar)) continue; 
 				
 				int formalIndex = bindings.get(freeVar);
-				ResolvedType formalType =
-					bindings.getAdviceSignature().getParameterTypes()[formalIndex].resolve(world);
+				
+				// We need to look in the right place for the type of the formal.  Suppose the advice looks like this:
+				//  before(String s):  somePointcut(*,s) 
+				// where the first argument in somePointcut is of type Number
+				// for free variable 0 we want to ask the pointcut for the type of its first argument, if we only
+				// ask the advice for the type of its first argument then we'll get the wrong type (pr86903)
+				
+				ResolvedPointcutDefinition enclosingDef = bindings.peekEnclosingDefinition();
+				ResolvedType formalType = null;
+				
+				// Is there a useful enclosing pointcut?
+				if (enclosingDef!=null && enclosingDef.getParameterTypes().length>0) {
+					formalType = enclosingDef.getParameterTypes()[freeVar].resolve(world);
+				} else {
+					formalType = bindings.getAdviceSignature().getParameterTypes()[formalIndex].resolve(world);
+				}
 				
 				ConcreteCflowPointcut.Slot slot = 
 					new ConcreteCflowPointcut.Slot(formalIndex, formalType, i);

weaver/src/org/aspectj/weaver/patterns/IfPointcut.java

@@ -263,7 +263,7 @@ public class IfPointcut extends Pointcut {
         final IfPointcut ret;
         if (extraParameterFlags < 0 && testMethod == null) {
             // @AJ style, we need to find the testMethod in the aspect defining the "if()" enclosing pointcut
-            ResolvedPointcutDefinition def = bindings.peekEnclosingDefinitition();
+            ResolvedPointcutDefinition def = bindings.peekEnclosingDefinition();
             if (def != null) {
                 ResolvedType aspect = inAspect.getWorld().resolve(def.getDeclaringType());
                 for (Iterator memberIter = aspect.getMethods(); memberIter.hasNext();) {
@@ -327,7 +327,7 @@ public class IfPointcut extends Pointcut {
 			}
 			ret.residueSource = advice.getPointcut().concretize(inAspect, inAspect, ret.baseArgsCount, advice);
 		} else {
-			ResolvedPointcutDefinition def = bindings.peekEnclosingDefinitition();
+			ResolvedPointcutDefinition def = bindings.peekEnclosingDefinition();
 			if (def == CflowPointcut.CFLOW_MARKER) {
 				inAspect.getWorld().showMessage(IMessage.ERROR,
 						WeaverMessages.format(WeaverMessages.IF_LEXICALLY_IN_CFLOW),