kotlin-fork/compiler/testData/ir/irText/expressions/callableReferences/withAdaptationForSam.kt

// FIR_IDENTICAL
fun interface IFoo {
    fun foo(i: Int)
}

fun useFoo(foo: IFoo) {}

fun withVararg(vararg xs: Int) = 42

fun test() {
    useFoo(::withVararg)
}