Dmitriy Novozhilov
16 lines
256 B
Kotlin
Vendored
16 lines
256 B
Kotlin
Vendored
// !LANGUAGE: -NewInference
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// !DIAGNOSTICS: -UNUSED_PARAMETER
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open class A
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class B : A()
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class Or(left: A, right: A) : A()
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class Out<out T>
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fun test(ls: Out<B>) {
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ls.reduce(::Or)
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}
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fun <S, T : S> Out<T>.reduce(operation: (S, T) -> S): S = TODO()
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