Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/errors/cs0436.cs

@@ -0,0 +1,18 @@
+// CS0436: The type `System.Console' conflicts with the imported type of same name'. Ignoring the imported type definition
+// Line: 16
+// Compiler options: -warn:2 -warnaserror
+
+namespace System
+{
+    public class Console
+    {
+    }
+}
+
+public class C
+{
+    public static void Main ()
+    {
+        new System.Console ();
+    }
+}