ref: 7aac15b2bfcc5eec279aa14f9f199685f9d7e0d9 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") }