fun test() {
    when (abstract) {}
    when (enum) {}
    when (open) {}
    when (inner) {}
    when (override) {}
    when (private) {}
    when (public) {}
    when (internal) {}
    when (protected) {}
    when (out) {} // NB 'in' is a hard keyword
    when (final) {}
    when (vararg) {}
    when (reified) {}
    when (companion) {}
    when (sealed) {}
    when (lateinit) {}
    when (data) {}
    when (inline) {}
    when (noinline) {}
    when (tailrec) {}
    when (external) {}
    when (annotation) {}
    when (crossinline) {}
    when (const) {}
    when (operator) {}
    when (infix) {}
    when (suspend) {}
}