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swift-mirror/include/swift/Runtime/Metadata.h
Arnold Schwaighofer 48e889b51b IRGen: EmptyBoxType's representation cannot be nil because of a conflict with extra inhabitant assumption in indirect enums (#10326) 
* IRGen: EmptyBoxType's representation cannot be nil because of a conflict with extra inhabitant assumption in indirect enums

We map nil to the .None case of Optional. Instead use a singleton object.

SR-5148
rdar://32618580
2017-06-17 09:33:41 -07:00

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