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000022_icon-group-sender _Thu Oct 15 16:56:11 1992.msg
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Received: by cheltenham.cs.arizona.edu; Mon, 19 Oct 1992 11:35:23 MST
Date: 15 Oct 92 16:56:11 GMT
From: unixhub!linac!uchinews!ellis!goer@lll-winken.llnl.gov (Richard L. Goerwitz)
Organization: University of Chicago Computing Organizations
Subject: Re: confusing errors
Message-Id: <1992Oct15.165611.4431@midway.uchicago.edu>
References: <1992Oct12.173604.3765@midway.uchicago.edu>, <SPACKMAN.92Oct15130722@disco-sol.dfki.uni-sb.de>, <1992Oct15.155939.2562@midway.uchicago.edu>
Sender: icon-group-request@cs.arizona.edu
To: icon-group@cs.arizona.edu
Status: R
Errors-To: icon-group-errors@cs.arizona.edu
goer@midway.uchicago.edu writes:
>
>>...why don't all languages do it?
>>
>>Makes about as much sense as automatic plus insertion or automatic
>>atanh() insertion, if you ask me.
>
>I didn't ask, Stephen...
Actually, I did ask, albeit rhetorically. Apologies :-).
> Some terminals map to nodes
>in the abstract syntax tree; some only demarcate expressions. When and
>if they are superfluous, they should be eliminated, as long as doing so
>does not render the language more opaque...
...and does not dramatically increases the size of the grammar and/or
its associated parse tables.
--
-Richard L. Goerwitz goer%midway@uchicago.bitnet
goer@midway.uchicago.edu rutgers!oddjob!ellis!goer