[antlr-interest] Bug in tree construction generated code

Sinan sinan.karasu at boeing.com
Fri Jan 24 11:45:41 PST 2003


Terence Parr wrote:
> 
> Hi Pete,
> 
> Unfortunately, this is a "feature" that I was uncomfortable with
> introducing way back when that has bitten us all.  STRING is a
> shorthand for a reference to that token in the rule's AST.  :(  I'd be
> happy to remove this ambiguous feature, but it would break a lot of
> code :(
> 

terence,
 I submit that whatever this breaks would be almost inconsequential. ( A
lot of qualifiers there)

In these cases one almost always wants to access the derived AST , and
not the Base AST.
So, everyone ends up putting a # there anyway...

 FWIW..

Sinan

 

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