[antlr-interest] ANTLR 3.1: Help: Why do I get this warning

[Jim Idle]

On Thu, 2008-08-14 at 19:11 +0200, Francis ANDRE wrote:

> Hi ANTLRs
> 
> While I am not using any rewriting rule or operator, ANTLR emits a warning
> ANTLR Parser Generator  Version 3.1 (August 12, 2008)  1989-2008
> warning(149): Cobol.g:0:0: rewrite syntax or operator with no output 
> option; setting output=AST
> 
> Why do I get such warning??


I would bet that you have a spurious ! or ^ in there somewhere. If you
can reproduce it with a small example though, then it would help.

Jim

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