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swift-mirror/lib/SIL/DynamicCasts.cpp
Joe Groff 1475d76756 Be conservative with classifying some casts that could change in the future. 
- Existentials may eventually be able to conform to protocols
- Functions may grow new arms we haven't designed and implemented yet,
  which could influence how they cast in the future.

rdar://problem/38684452
2018-11-16 12:09:44 -08:00

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