-27 Attribute resolved to two different types
+-28 (retired)
+
+-29 Use -option instead of --option: to move people to the new
+ command line handling.
+
+-30 This version of the runtime does not support making pinned local variables.
+ This code may cause errors on a runtime with a moving GC
+
+-31 Internal compiler error during the method emit phase.
+
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Errors that we have allocated that will have corresponding errors in