kotlin-fork/idea/testData/quickfix/createFromUsage/createVariable/property/thisInExtension.kt.after

// "Create member property 'A.foo'" "true"
// ERROR: Property must be initialized or be abstract

class A<T>(val n: T) {
    val foo: A<Int>
}

fun <U> A<U>.test(): A<Int> {
    return this.foo
}