### Eclipse Workspace Patch 1.0
#P org.eclipse.jdt.debug
Index: eval/org/eclipse/jdt/internal/debug/eval/ast/engine/ASTInstructionCompiler.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jdt.debug/eval/org/eclipse/jdt/internal/debug/eval/ast/engine/ASTInstructionCompiler.java,v
retrieving revision 1.84.2.2
diff -u -r1.84.2.2 ASTInstructionCompiler.java
--- eval/org/eclipse/jdt/internal/debug/eval/ast/engine/ASTInstructionCompiler.java	29 Jun 2011 17:54:57 -0000	1.84.2.2
+++ eval/org/eclipse/jdt/internal/debug/eval/ast/engine/ASTInstructionCompiler.java	29 Jun 2011 20:57:04 -0000
@@ -5,6 +5,10 @@
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
+ * This is an implementation of an early-draft specification developed under the Java
+ * Community Process (JCP) and is made available for testing and evaluation purposes
+ * only. The code is not compatible with any specification of the JCP.
+ *
  * Contributors:
  *     IBM Corporation - initial API and implementation
  *******************************************************************************/
@@ -2752,6 +2756,9 @@
 				addPopInstruction();
 			}
 		} else {
+			if(methodBinding.isVarargs() && paramCount == 1 && node.arguments().size() < 1) {
+				paramCount = 0;
+			}
 			push(new SendMessage(selector, signature, paramCount, null, fCounter));
 			if (expression == null) {
 				push(new PushThis(getEnclosingLevel(node, methodBinding.getDeclaringClass())));
@@ -2780,7 +2787,10 @@
 		int paramCount = parameterTypes.length;
 		ITypeBinding lastArgBinding = null;
 		if (methodBinding.isVarargs()) {
-			Expression lastArg = (Expression)arguments.get(argCount - 1);
+			if(argCount == 0) {
+				return;
+			}
+			Expression lastArg = (Expression)arguments.get(argCount-1);
 			lastArgBinding = resolveTypeBinding(lastArg);
 			if (lastArgBinding == null) {
 				return;
Index: eval/org/eclipse/jdt/internal/debug/eval/ast/instructions/SendMessage.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jdt.debug/eval/org/eclipse/jdt/internal/debug/eval/ast/instructions/SendMessage.java,v
retrieving revision 1.18
diff -u -r1.18 SendMessage.java
--- eval/org/eclipse/jdt/internal/debug/eval/ast/instructions/SendMessage.java	8 May 2006 20:23:01 -0000	1.18
+++ eval/org/eclipse/jdt/internal/debug/eval/ast/instructions/SendMessage.java	29 Jun 2011 20:57:04 -0000
@@ -1,10 +1,14 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2006 IBM Corporation and others.
+ * Copyright (c) 2000, 2011 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
+ * This is an implementation of an early-draft specification developed under the Java
+ * Community Process (JCP) and is made available for testing and evaluation purposes
+ * only. The code is not compatible with any specification of the JCP.
+ *
  * Contributors:
  *     IBM Corporation - initial API and implementation
  *******************************************************************************/
@@ -16,6 +20,7 @@
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.Status;
+import org.eclipse.jdt.core.Signature;
 import org.eclipse.jdt.debug.core.IJavaObject;
 import org.eclipse.jdt.debug.core.IJavaValue;
 import org.eclipse.jdt.debug.core.IJavaVariable;
@@ -60,7 +65,7 @@
 			throw new CoreException(new Status(IStatus.ERROR, JDIDebugPlugin.getUniqueIdentifier(), IStatus.OK, InstructionsEvaluationMessages.SendMessage_Attempt_to_send_a_message_to_a_non_object_value_1, null)); 
 		}
 		setLastValue(result);
-		if (!fSignature.endsWith(")V")) { //$NON-NLS-1$
+		if (!Signature.getReturnType(fSignature).equals("V")) { //$NON-NLS-1$
 			// only push the result if not a void method
 			push(result);
 		}