ref: 6ed1ebe0ee2e45b4b9079bf4ed0df24311ae4e8d dir: /test/zwidencast.myr/
use std /* should zero-extend u when casting to v, returning 99 */ const main = { var u : uint8 var v : uint32 u = 99 v = u castto(uint32) std.exit(v castto(int)) }