ref: 2b4d970882a1d12750a4055e3f9eff5472c3abc1 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] }