> The first case would be a compile time error in Kotlin FYI, Kotlin will have the same behavior as Ceylon in the future, i.e. it's going to be a runtime error

> The first case would be a compile time error in Kotlin FYI, Kotlin will have the same behavior as Ceylon in the future, i.e. it's going to be a runtime error in the first case: http://blog.jetbrains.com/kotlin/2014/10/making-platform-interop-even-smoother/ http://blog.jetbrains.com/kotlin/2014/10/making-platform-int...