ref: 81bbd4c2bf2f3b7ccf53d2f46aef65f56e0ae7e5 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)) }