Support for comma operator in switch case statements

libsrc/ffdec_lib/testdata/flashdevelop/src/Main.as

@@ -69,8 +69,9 @@ package
 		TestRest;
 		TestStrictEquals;
 		TestStringConcat;
-		TestStrings;
+		TestStrings;		
 		TestSwitch;
+		TestSwitchComma;
 		TestSwitchDefault;
 		TestTernarOperator;
 		TestTry;

libsrc/ffdec_lib/testdata/flashdevelop/src/tests/TestSwitchComma.as

@@ -0,0 +1,27 @@
+package tests 
+{
+	public class TestSwitchComma 
+	{
+		private static const X:int = 7;
+		
+		public function run():*
+		{
+			var b:int = 5;
+			
+			var a:String = "A";
+			switch (a)
+			{
+			case "A": 
+				trace("is A");
+				break;
+			case "B": 
+				trace("is B");
+			case TestSwitchComma.X,"C":
+				trace("is C");
+				break;			
+			}
+		}		
+		
+	}
+
+}