ref: 76c34b542f0b5c0cd6cc60a9cef9d53b6fc899d1 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)) }