[antlr-interest] Octal error in C.g grammar

[Mark Ruvald]

2010/2/26 Andrew Haley <aph at redhat.com>

> On 02/26/2010 01:35 PM, Mark Ruvald wrote:
>
> > I think I've found a little error in the C grammar available at
> > http://antlr.org/grammar/1153358328744/C.g .
> >
> > The lexer rule in question is:
> > OCTAL_LITERAL : '0' ('0'..'7')+ IntegerTypeSuffix? ;
> >
> > - Only 1 leading zero is allowed, but gcc allows 1 or more:
> > OCTAL_LITERAL : '0'+ ('0'..'7')+ IntegerTypeSuffix? ;
> >
> > It's a minor thing, but still...
>
> Err, how would you tell the difference?  :-)
>

My bad! ;-)
Seems like I managed to overlook the zero in ('0'..'7')+



>
> Andrew.
>
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-- 
-- Mark Ruvald.

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