|Lex and yacc debugger design firstname.lastname@example.org (Robert Frederick Pickering) (1998-10-17)|
|Re: Lex and yacc debugger design email@example.com (Quinn Tyler Jackson) (1998-10-18)|
|Re: Lex and yacc debugger design firstname.lastname@example.org (Scott Stanchfield) (1998-10-18)|
|Re: Lex and yacc debugger design email@example.com (Robert Frederick Pickering) (1998-10-22)|
|Re: Lex and yacc debugger design firstname.lastname@example.org (Scott Stanchfield) (1998-11-06)|
|From:||Robert Frederick Pickering <email@example.com>|
|Date:||22 Oct 1998 01:58:16 -0400|
|Keywords:||lex, yacc, debug|
Robert Frederick Pickering wrote:
> As part of a third year project I am building a debugger for lex and
> yacc, percifically flex and byacc. It would be very useful to me if I
> had user opinions on which error messages are inadequate, how they could
> be improved and which bugs in lex and yacc code are totally overlooked.
> [I find that the problem isn't getting the yacc or lex source to compile,
> it's figuring out why it's not lexing or parsing the language I think
> it is. Single stepping and being able to see what the state machine
> is doing helps here. -John]
My apologies, I failed to explain the project properly, the debugger I
am building is aimed at novice user. pacifically undergraduates
encountering lex & yacc for the first time.
These use often have difficulties getting code to compile and
understanding the frankly rubbish error that are given. I know I did
:) Which is why asked about error messages in my original post.
Input from novice use or people who run course on lex & yacc would be
If you are interested in help me there are lots more details at my
project web pages: http://www.compsoc.org.uk/~robp/
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