Index: foundation/eclipselink.core.test/src/org/eclipse/persistence/testing/tests/expressions/ExpressionTestSuite.java
===================================================================
--- foundation/eclipselink.core.test/src/org/eclipse/persistence/testing/tests/expressions/ExpressionTestSuite.java	(revision 6222)
+++ foundation/eclipselink.core.test/src/org/eclipse/persistence/testing/tests/expressions/ExpressionTestSuite.java	(working copy)
@@ -1021,7 +1021,7 @@
         test.setExpression(expression);
         test.setName("MultiPlatformTest2");
         test.setDescription("test simple Case function on multiple platforms");
-        /*TODO: add in any unsupported platform checks*/
+        test.addUnsupportedPlatform(DerbyPlatform.class);
         addTest(test);
     }