Ivan Kochurkin
33 lines
808 B
Kotlin
Vendored
33 lines
808 B
Kotlin
Vendored
// !WITH_NEW_INFERENCE
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// !DIAGNOSTICS: -UNUSED_PARAMETER
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interface C<out T>
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interface MC<T> : C<T> {
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fun addAll(x: C<T>): Boolean
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fun addAllMC(x: MC<out T>): Boolean
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fun addAllInv(x: MC<T>): Boolean
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}
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interface Open
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class Derived : Open
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fun <T> mc(): MC<T> = null!!
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fun <T> c(): C<T> = null!!
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fun foo(x: MC<out Open>) {
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x.addAll(<!ARGUMENT_TYPE_MISMATCH!>x<!>)
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x.addAllMC(<!ARGUMENT_TYPE_MISMATCH!>x<!>)
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x.addAll(<!ARGUMENT_TYPE_MISMATCH!>mc<Open>()<!>)
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x.addAllMC(<!ARGUMENT_TYPE_MISMATCH!>mc<Open>()<!>)
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x.addAll(<!ARGUMENT_TYPE_MISMATCH!>mc<Derived>()<!>)
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x.addAllMC(<!ARGUMENT_TYPE_MISMATCH!>mc<Derived>()<!>)
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x.addAll(c())
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x.addAll(c<Nothing>())
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x.addAllInv(<!ARGUMENT_TYPE_MISMATCH!>mc<Open>()<!>)
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x.addAll(<!ARGUMENT_TYPE_MISMATCH!>1<!>)
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}
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