Re: bison-2.4.2 released [stable]

[Joel E. Denny]

On Mon, 29 Mar 2010, Richard Stallman wrote:

>       POSIX specifies that an error be reported for any identifier that does
>       not appear on the LHS of a grammar rule and that is not defined by
>       %token, %left, %right, or %nonassoc.  Bison 2.3b and later lost this
>       error report for the case when an identifier appears only after a
>       %prec directive.  It is now restored.  However, for backward
>       compatibility with recent Bison releases, it is only a warning for
>       now.  In Bison 2.5 and later, it will return to being an error.
> 
> Why not keep it as a warning only?

Fine with me.  Any opinions from anyone else?

Thanks.