ref: 44e5ed3ebbb9c3a8e5e5d809e0f5a6991c4b9570 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)) }