Re: Parser Error Detection and Recovery

scott@bbxsda.UUCP (Scott Amspoker)
28 Mar 91 21:32:03 GMT

          From comp.compilers

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Re: Parser Error Detection and Recovery djones@megatest.com (1991-03-25)
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Newsgroups: comp.compilers
From: scott@bbxsda.UUCP (Scott Amspoker)
Keywords: yacc, errors, debug
Organization: Basis International, Albuquerque, NM
References: <9103211951.AA01615@fiu.edu> <16273@prometheus.megatest.UUCP>
Date: 28 Mar 91 21:32:03 GMT

In article <16273@prometheus.megatest.UUCP> djones@megatest.com (Dave Jones) writes:
>However, the original yacc has a bug related to default-reductions which
>makes proper error-recovery impossible: It creates states with default
>reductions and a shift-action on "error". The bug is a typo. ...


That might explain some problems I've been having. Can somebody post (or
mail) a short yacc file that demonstrates the problem? I need to determine
if the yacc I am using has this bug.


--
Scott Amspoker
Basis International, Albuquerque, NM
(505) 345-5232
unmvax.cs.unm.edu!bbx!bbxsda!scott
--


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