Re: Interesting Bug

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Article #865

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#865

From: Amanda Walker
Date: Tue, 15 Aug 1989 15:20

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In article <2106@optilink.UUCP>, cramer@optilink.UUCP (Clayton Cramer) writes:
> It appears that
> PostScript doesn't recognize that it's in an infinite recursive
> definition here, and everything shuts down.

I think this one counts as "pilot error" and not necessarily a bug in
PostScript...

To solve this problem in a general fashion, Adobe would have to solve
the Halting Problem, which would definitely be a good trick :-).
Bounds checking on the interpreter's internal return stack would be
a good idea, though.

--
Amanda Walker
InterCon Systems Corporation
amanda@intercon.uu.net    |    ...!uunet!intercon!amanda

"It can hardly be a coincidence that no language on earth has ever
produced the expression 'As pretty as an airport.'"
    --Douglas Adams

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!watmath!att!tut.cis.ohio-state.edu!gem.mps.ohio-state.edu!ginosko!uunet!intercon!amanda@intercon.uu.net
From: amanda@intercon.uu.net (Amanda Walker)
Newsgroups: comp.lang.postscript
Subject: Re: Interesting Bug
Message-ID: <1365@intercon.UUCP>
Date: 15 Aug 89 15:20:40 GMT
References: <2106@optilink.UUCP>
Sender: news@intercon.UUCP
Reply-To: amanda@intercon.uu.net (Amanda Walker)
Organization: InterCon Systems Corporation
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