ref: 0c7eb9f0d093a78520e5cff889dc3fd9d7f6d4c7 dir: /test/recgeneric.myr/
use std type o(@a::integral) = union `S @a ;; type x(@k) = struct n : o(x(@k)#) ;; const main = { var test : x(int) std.put("built\n") }