| From: | "Thomas G(dot) Lockhart" <lockhart(at)alumni(dot)caltech(dot)edu> |
|---|---|
| To: | Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us> |
| Cc: | hackers(at)postgresql(dot)org, mdalphin(at)sanger(dot)otago(dot)ac(dot)nz |
| Subject: | Re: [HACKERS] Re: [PORTS] Port Bug Report: int2 negative numbers not parsed correctly |
| Date: | 1998-04-01 16:23:21 |
| Message-ID: | 352269F9.9C57968B@alumni.caltech.edu |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
> > Well we maybe can, but it sure is ugly. This will be spread around a
> > bunch of places (everywhere there is a unary minus allowed). I
> > already did the wrong thing and brute-forced something similar into
> > the CREATE SEQUENCE code in gram.y. Isolating it in transform_expr()
> > or somewhere like that would be much cleaner.
> But isn't it is just one line in gram.y. That is where I was seeing
> it happen.
golem$ grep UMINUS gram.y
%right UMINUS
| '-' default_expr %prec UMINUS
| '-' constraint_expr %prec UMINUS
| '-' a_expr %prec UMINUS
| '-' b_expr %prec UMINUS
| '-' position_expr %prec UMINUS
So at least 5 different places, perhaps more when you get into it :(
- Tom
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