ref: 69eda20a8c3c5f04f71c22242864e87f3b34e69b 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)) }