[antlr-interest] Re: Parsing beginners question - resolved
jenlhunt2003
steam at tapisinc.com
Wed Jan 28 13:21:56 PST 2004
Thanks for your help on this. It turns out that I made some errors in converting the lexer from java to cpp.
I fixed one pertaining to whitespace and that cleared up much of the problem. The -trace option is great!
--- In antlr-interest at yahoogroups.com, mzukowski at y... wrote:
> You can use the option codeGenBitsetTestThreshold = 999999; in order to turn
> off the bitset generation and be able to see the actual tokens it is trying
> to match. Also, have you run it through antlr with the -trace option? That
> could help with debugging too.
>
> Actually you do need that syntactic predicate ": ("typedef" | declaration)=>
> declaration". The parser doesn't know if it is looking at a declaration or
> definition until it sees the semicolon which can be very far (undefined,
> unbounded length) into the file.
>
> Monty
>
> -----Original Message-----
> From: jenlhunt2003 [mailto:steam at t...]
> Sent: Tuesday, January 27, 2004 10:54 PM
> To: antlr-interest at yahoogroups.com
> Subject: [antlr-interest] Parsing beginners question
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