-// cs0502.cs: The class 'Sample' is abstract and sealed\r
-// Line: 4\r
-\r
-abstract sealed class Sample {\r
-}\r
-\r
+// CS0502: `Main.Test()' cannot be both abstract and sealed
+// Line: 10
+
+abstract class Base {
+ public abstract void Test ();
+}
+
+abstract class Main: Base
+{
+ public abstract sealed override void Test () {}
+}