[antlr-interest] Re: Building trees with the correct associativity

lgcraymer lgc at mail1.jpl.nasa.gov
Thu Dec 2 13:50:03 PST 2004



--- In antlr-interest at yahoogroups.com, "Maassen, H.A.M."
<H.A.M.Maassen at s...> wrote:
> > addExpr
> > { AST el = null; }
> >     :
> >     m1:mulExpr { el = m1 }
> >     (    a:addOp b:mulExpr
> >          { ## = #([ADD_EXPR,"ADD_EXPR", e1, a b); e1 = ##; }
> >     )
> >
> > That is truly ugly--I really need to push on getting 2.8 out the door.
> > 
> > --Loring
> 
> What happens in 2.8?

Automatic tree grammar construction, a fairly capable "WYSIWYG" tree
construction syntax, a start at support for target-language
independence of grammars, and a number of bug fixes.

--Loring

>  
> - Harald, sharing the associativity problem





 
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