Files
kotlin-fork/backend.native/tests/external/codegen/blackbox/traits/traitImplDelegationWithCovariantOverride.kt
T
Ilya Matveev 1b553ebfaf backend/tests: Add blackbox tests from Kotlin JVM
Added tests from testData/codegen/box directory. There are blackbox tests
in other directories and they are to be added.
2017-01-20 14:04:04 +03:00

19 lines
258 B
Kotlin

interface A {
fun foo(): Number {
return 42
}
}
interface B : A
class C : B {
override fun foo(): Int {
return super.foo() as Int
}
}
fun box(): String {
val x = C().foo()
return if (x == 42) "OK" else "Fail: $x"
}