-26 Corlib compilation is not supported in MS.NET
+-27 Attribute resolved to two different types
+
+-28 (warning) Somehow there's a function marked override, and
+ doesn't override anything. Warn that this method will be
+ ignored during overload resolution. (marked override == in IL,
+ it has a 'virtual', but no 'newslot')
+
----------
Errors that we have allocated that will have corresponding errors in
-216 Can not use a type parameters as base class
-217 Wrong number of type parameters
+
+-218 Invalid constraints clause
+
+-219 Type argument doesn't meet constraints.
+
+-220 Cannot resolve constructed type
+
+-221 params modifier present in anonymous method declaration
+
+-222 yield statement only available in C# 2.0 mode