--- a/jdk/test/tools/launcher/Arrrghs.java	Mon Jul 12 18:18:13 2010 +0100
+++ b/jdk/test/tools/launcher/Arrrghs.java	Fri Jul 09 11:04:34 2010 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2007, 2008, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -23,7 +23,7 @@
 
 /**
  * @test
- * @bug 5030233 6214916 6356475 6571029 6684582 6742159 4459600 6758881
+ * @bug 5030233 6214916 6356475 6571029 6684582 6742159 4459600 6758881 6753938
  * @summary Argument parsing validation.
  * @compile -XDignore.symbol.file Arrrghs.java TestHelper.java
  * @run main Arrrghs
@@ -223,6 +223,20 @@
         tr.checkPositive();
         tr.isNotZeroOutput();
         System.out.println(tr);
+
+        // 6753938, test for non-negative exit value for an incorrectly formed
+        // command line,  '% java'
+        tr = TestHelper.doExec(TestHelper.javaCmd);
+        tr.checkNegative();
+        tr.isNotZeroOutput();
+        System.out.println(tr);
+
+        // 6753938, test for non-negative exit value for an incorrectly formed
+        // command line,  '% java -Xcomp'
+        tr = TestHelper.doExec(TestHelper.javaCmd, "-Xcomp");
+        tr.checkNegative();
+        tr.isNotZeroOutput();
+        System.out.println(tr);
     }
 
     /*