@JvmInline value class Some(val value: String) class RegularClass { var classProp: Some = Some("1") var classPropImplicit = Some("1") var Some.classPropInExtension: Int get() = 1 set(value) {} fun classFunInReturn(): Some = Some("1") fun classFunInImplicitReturn() = Some("1") fun classFunInParameter(s: Some) {} fun Some.classFunInExtension() {} } interface RegularInterface { var interfaceProp: Some var Some.interfacePropInExtension: Int fun interfaceFunInReturn(): Some fun interfaceFunInParameter(s: Some) fun Some.interfaceFunInExtension() }