ref: d7c4bac9357a6d5e3dfd691434f8d9a47d79f0dc 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") }