ref: d4f8f2a57a2d1b7adf6d9f45a1d3661cfd3d3d48 dir: /test/callbig.myr/
type pair = struct a : int b : int ;; const f = {s -> s.a + s.b } const main = { var s : pair s.a = 12 s.b = 30 -> f(s) }