[antlr-interest] Antlr won't backtrack?

[Johannes Luber]

> Sounds great..
> Do you believe it will improve performance?
> 
> Vitaliy

To a certain extent, yes. But I haven't done serious profiling yet, so I can't say if we happen to squash the real bottlenecks. Until CSharp3 is finshed, increased performance has a low priority. At least it shouldn't deteriorate.

Johannes
> 
> -----Original Message-----
> From: Johannes Luber [mailto:JALuber at gmx.de]
> Sent: Monday, February 09, 2009 14:01
> To: Vitaliy
> Cc: antlr-interest at antlr.org
> Subject: Re: RE: [antlr-interest] Antlr won't backtrack?
> 
> > Hi Johannes,
> >
> > Thanks for pointing that one out.
> > I was unaware that there is another target for c#.
> > What are the differences between the two?
> > I couldn't find too much about it on the website..
> >
> > Thanks,
> > Vitaliy
> 
> Basically the website describes all the differences for now. I never got
> around to create a real .NET 2 runtime as I planned and with the upcoming
> CSharp3 target I won't make this effort anymore. If your grammar works with
> the CSharp option, then I doubt that changing to CSharp2 breaks it.
> 
> This will be different for CSharp3 as it is created with .NETism in mind
> (turning setter/getters into propertes, proper casing, etc). I plan to
> alleviate this with adding the additional properties/method, while deprecating
> the old ones, so unchanged grammars will still work and users know to take
> the appropriate action.
> 
> Johannes
> >
> > -----Original Message-----
> > From: Johannes Luber [mailto:jaluber at gmx.de]
> > Sent: Sunday, February 08, 2009 21:11
> > To: Vitaliy
> > Cc: antlr-interest at antlr.org
> > Subject: Re: [antlr-interest] Antlr won't backtrack?
> >
> > Vitaliy schrieb:
> > ...
> > >
> > > options
> > > {
> > >                 language = CSharp;
> > >                 backtrack=true;
> > >                 memoize=true;
> > > }
> >
> > One other thing: You are using the CSharp target for your grammar. As it
> > will be removed in ANTLR 3.2, you should switch to the CSharp2 target,
> > if you don't have to use .NET 1.1.
> >
> > Johannes
> >
> >
> >
> >
> >
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