ref: 4ab9c0f5b96c84329a887f7fdbba92066c8ad7a7 dir: /test/swidencast.myr/
use std /* sign extending cast. should exit with status 99 */ const main = { var u : int8 var v : int32 u = 99 v = u castto(int32) std.exit(v castto(int)) }