On Wed, 1 Jul 2020 21:43:42 +0000, Seymour J Metz wrote:

>Comfort isn't the only issue. When they change the law such that the code no 
>longer complies, then you have to bite the bullet and update it? Lost the 
>source code? There could be legal consequences. YMMV.
>
For such reasons, programmers should always regression
test with a new compiler, Runtime, OS, hardware, ...
before the previous one becomes unavailable.

>There used to be an operating system with no support for running from an 
>object deck; the compilers were fast enough that it wasn't an issue. I 
>sometimes think they had the right idea.
> 
NCAR wrote a custom OS for their CDC 6600, optimized for
scientific computation, and initially supported no object decks.
I believe they relented after a while.

OTOH, ANL/UIUC set a strict time limit on jobs that did *any*
compilation whatver, deeming them development rather than
production.

>________________________________________
>From: Frank Swarbrick
>Sent: Wednesday, July 1, 2020 2:57 PM
>
>I can't imagine being comfortable writing new code, at least, for a compiler 
>that has not been updated in 35 years, but maybe that's just me.  🙂

-- gil

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