compiler/testData/cli/jvm/progressive/tailrecOnVirtualMember.kt:2:5: error: tailrec is not allowed on open members
    tailrec open fun foo(x: Int) {}
    ^
compiler/testData/cli/jvm/progressive/typeParametersInAnonymousObjects.kt:2:19: error: type parameters are not allowed for objects
    val x = object<T> { }
                  ^
COMPILATION_ERROR