ref: 3ec885ae37703028d40d8308bfe1a017307a5e4e dir: /test/infer-named.myr/
use std type u = union `Foo `Bar int ;; const f = {v : int -> u -> `Bar v } const main = { var v v = f(99) match v | `Foo: std.exit(1) | `Bar x: std.exit(x) ;; std.exit(2) }