Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/errors/cs0108-9.cs

@@ -0,0 +1,17 @@
+// CS0108: `Outer.Inner' hides inherited member `Base.Inner'. Use the new keyword if hiding was intended
+// Line: 13
+// Compiler options: -warnaserror -warn:2
+
+public class Base
+{
+    public int Inner { set { } }
+}
+
+class Outer: Base
+{
+    public void M () {}
+    
+    public class Inner
+    {
+    }
+}