FILE: explicitDelegationCallRequired.kt
    public open class A : R|kotlin/Any| {
        public constructor(x: R|kotlin/Int|): R|A| {
            super<R|kotlin/Any|>()
        }

        public constructor(z: R|kotlin/String|): R|A| {
            this<R|A|>(Int(10))
        }

    }
    public final class B : R|A| {
        public constructor(): R|B| {
            super<R|A|>()
        }

        public constructor(z: R|kotlin/String|): R|B| {
            this<R|B|>()
        }

    }
    public final class C : R|A| {
        public error_constructor(): R|C| {
            super<R|A|>(Int(20))
        }

        public constructor(): R|C| {
            super<R|A|>()
        }

        public constructor(z: R|kotlin/String|): R|C| {
            this<R|C|>()
        }

    }
    public final class D : R|A| {
        public constructor(): R|D| {
            super<R|A|>(Int(20))
        }

        public constructor(x: R|kotlin/Int|): R|D| {
            super<R|A|>()
        }

        public constructor(z: R|kotlin/String|): R|D| {
            this<R|D|>()
        }

    }