ref: ae643e101f4a6002d26ffaa28d4f8b8eac3c790e
dir: /test/outparam-sl.myr/
use std
/* should assign a slice through an out param, returning exiting with 2 */
const arr = [1,2,3,4]
const f = {out
	out# = arr[1:3]
}
const main = {
	var v
	f(&v)
	std.exit(v[0])
}