ref: 1a06a63131eff54522020c2ed5f7801d55a0c8e7 dir: /test/structarray.myr/
type t = struct a : int[42] ;; const main = { var v : t v.a[0] = 11 v.a[1] = 20 -> 2*v.a[0] + v.a[1] }