On 2018-04-24, at 20:55:29, Steve Smith wrote:
>
> Well, a bug should be reported via the regular channels. Since I don't
> recall what you're referring to, I can only say that overflow is ignored by
> design in addressing; from the birth of the architecture.
>
"the birth of the architecture" meant 24-bit addressing. We've outgrown
that. But Jonathan's reply does not encourage using "the regular channels."
An overflow should not be ignored when it produces a mathematically
incorrect result. IIRC, my example was something like:
USING x'7FFFFF00',R2
LA R3,-256
-- gil