[antlr-interest] Duplicate members when generating code with 2 import levels in Java with ANTLR-3.1.1

[Terence Parr]

You are importing a grammar more than once into C.  probably not what  
you want; the error is correct I guess.
Ter
On Oct 27, 2008, at 2:30 PM, Laurent Caillette wrote:

> Hi all,
>
> Here is a composite grammar C which imports parser P2 which imports  
> parser P1:
>
> - - - - - - - - - - - - - - - - - -
> lexer grammar L ;
>
> LETTER : 'a'..'z' ;
> SPACE : ' ' ;
>
> - - - - - - - - - - - - - - - - - -
> parser grammer P1 ;
>
> letter : LETTER ;
> spaces : SPACE+ ;
>
> - - - - - - - - - - - - - - - - - -
> parser grammer P2 ;
> import P1 ;
>
> letters : letter+ ;
>
> - - - - - - - - - - - - - - - - - -
> grammar C ;
> import L, P1, P2 ;
>
> stuff : ( letters spaces )+ ;
>
> - - - - - - - - - - - - - - - - - -
>
>
> Generating code with ANTLR-3.1.1 I get this in CParser.java:
>
>    // delegates
>    public C_P1 gP1;
>    public C_P2_P1 gP1;
>    public C_P2 gP2;
>
> Ooops ! gP1 appears twice and causes compilation errors.
>
> Regards,
>
> c.
>
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