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IBM-MAIN - Laufen alte PL/1-Programme (PL/1 für MVS 1.1) auf aktuellen z/OS Versionen?

Subject:

Re: PL/1 and z/OS 2.1

From:

Bernd Oppolzer <bernd.oppolzer@T-ONLINE.DE>

Reply-To:

IBM Mainframe Discussion List <IBM-MAIN@LISTSERV.UA.EDU>

Date:

2014.07.18 01:51:22


I agree with most of that, but: on a site which uses such an old PL/1 compiler
version there is not much life on this platform. The platform seems already to
be almost dead there (if not PL/1 is only, say, 5 % of the inventory, and the
rest is, for example, COBOL ... then staying with such old releases could well
be a matter of economics ... I would not act this way, if I had to decide, but
often such decisions are not made by tech people. BTW, at the site where I am
working, we are staying with EP PL/1 3.9 for similar reasons since three or more
years now, I think).

Kind regards

Bernd



Am 17.07.2014 14:58, schrieb J.G.:
> The reflexive identification of what is "real-world" with slothful,
> reactionary, risk-averse, "if it ain't broke, don't fix it" practices
> is killing this platform. In this particular case it is almost
> certainly uneconomic too. Compiled and optimized PL/I code is
> different for different ARCH levels. That for, say,  ARCH(10) is very
> much better adapted to z/Architecture than the default.
>
> J.G.
>

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