ref: 4932b5f0cf6f495208a0c1e1f4b2810ecf84fb9a 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)) }