ref: 0d7d70e5b1a4b5c7ae618d6d04fb30848b18c08f 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 : uint32) std.exit((v : int)) }