Postgres Pro
Downloads
Home   >   mailing lists

Re: write past chunk end in ExprContext / to_char - Mailing list pgsql-hackers

From Alvaro Herrera
Subject Re: write past chunk end in ExprContext / to_char
Date
Msg-id 20070628182912.GD15884@alvh.no-ip.org
Whole thread Raw
In response to write past chunk end in ExprContext / to_char  (Patrick Welche <prlw1@newn.cam.ac.uk>)
List pgsql-hackers
Tree view 
Patrick Welche wrote:
> With today's CVS code (originally noticed with 8.2beta3), on a PC where
> INT_MAX=0x7FFFFFFF=2147483647
> 
> postgres=# select to_char(1234567890123,'999,999,999,999');
> WARNING:  detected write past chunk end in ExprContext 0x845509c
> WARNING:  detected write past chunk end in ExprContext 0x845509c
>      to_char      
> ------------------
>   ###,###,###,###
> (1 row)

Yes, it fails in 7.3, 7.4, 8.0, 8.1, 8.2 and HEAD.  Thanks for the
report.

-- 
Alvaro Herrera                  http://www.amazon.com/gp/registry/5ZYLFMCVHXC
"Executive Executive Summary: The [Windows] Vista Content Protectionspecification could very well constitute the
longestsuicide note in history."     Peter Guttman, http://www.cs.auckland.ac.nz/~pgut001/pubs/vista_cost.txt

pgsql-hackers by date:

Previous
From: Heikki Linnakangas
Date:
Subject: Re: SetBufferCommitInfoNeedsSave and race conditions
Next
From: Tom Lane
Date:
Subject: Re: write past chunk end in ExprContext / to_char