Mikhail Glukhikh
18 lines
579 B
Kotlin
Vendored
18 lines
579 B
Kotlin
Vendored
// FIR_IDENTICAL
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// !DIAGNOSTICS: -UNUSED_EXPRESSION -UNUSED_PARAMETER
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// KT-7440 Cannot complete type inference if two extension functions for interface hierarchy
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package inferenceagain
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interface Base<T>
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interface Derived<T> : Base<T>
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fun <R : Comparable<R>, T : Any> Base<T>.maxBy(f: (T) -> R): T? = null
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fun <R : Comparable<R>, T : Any> Derived<T>.maxBy(f: (T) -> R): T? = null
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fun <T> derivedOf(vararg members: T): Derived<T> = null!!
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fun <T> x(l: Derived<T>) {
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derivedOf(1, 2, 3).maxBy<Int, Int> { it } // works
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derivedOf(1, 2, 3).maxBy { it } // should work
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} |