Warn when matching against an opaque type #10664
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This is really analogous to matching against an abstract type, and should be handled the same way.
Update library and compiler with @unchecked annotations when matching against opaque types.
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test performance please |
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performance test scheduled: 1 job(s) in queue, 0 running. |
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Performance test finished successfully: Visit http://dotty-bench.epfl.ch/10664/ to see the changes. Benchmarks is based on merging with master (e834186) |
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This seems fine to me but assigning @liufengyun since he's more familiar with that code. |
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This is really analogous to matching against an abstract type, and should be
handled the same way.