ref: 8c0fab2ccc7f5d5c4a611a4de4078c7af21963da 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)) }