Andrey Breslav
9 lines
209 B
Kotlin
9 lines
209 B
Kotlin
open class A
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open class B: A()
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open class Base<out T>
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open class SubBase<T> : Base<T>()
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// l is Base<+B> => if (l is SubBase<?>) l is SubBase<+B> => l is SubBase<+A>
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fun ff(l: Base<B>) = l is SubBase<out A>
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