That explains why the output is created. It probably fails when it tries
to reopen it.

El vie, 12 sept 2025 a las 2:44, Frank Swarbrick (<
[email protected]>) escribió:

> If I am recalling correctly (I may not be), I believe SYSMDECK has to be
> assigned to an actual dataset because it is used for input and not just
> output.
>
> ________________________________
> From: IBM Mainframe Discussion List <[email protected]> on behalf
> of Paul Gilmartin <[email protected]>
> Sent: Thursday, September 11, 2025 10:05 AM
> To: [email protected] <[email protected]>
> Subject: Re: Would you consider this a compiler bug?
>
> On Thu, 11 Sep 2025 00:44:06 -0400, Phil Smith III wrote:
> >    ...
> >After much tinkering, I found that it didn't like
> >//SYSMDECK DD SYSOUT=*
> >
> >Changing that to
> >//SYSMDECK DD UNIT=SYSDA,SPACE=(CYL,(1,1))
> >made it happy.
> >
> What else did you try?  "SYSOUT=*" refers to MSGCLASS, which
> may not be meaningful within compilation.  "SYSOUT=A"?
>
> What would DYNALLOC or BPXWDYN accept?
>
> >Seems like I shouldn't be able to cause an internal compiler error that
> trivially, no? Alas, we don't have a "real" IBM customer number, so I can't
> report this normally. Just wondered if I was missing something obvious
> about this.
> >    ...
> When I was enhancing a FOSS Pascal compiler, any  abnormal
> termination of the compiler automatically was reportable.
>
> --
> gil
>
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