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RE: Memory leak with associative arrays


From: David Parks
Subject: RE: Memory leak with associative arrays
Date: Fri, 14 Oct 2011 16:40:52 -0700

Great stuff, amazingly fast - I'm really surprised!
Thanks for that.
Dave


-----Original Message-----
From: bug-bash-bounces+davidparks21=yahoo.com@gnu.org
[mailto:bug-bash-bounces+davidparks21=yahoo.com@gnu.org] On Behalf Of Chet
Ramey
Sent: Tuesday, October 04, 2011 5:29 PM
To: David Parks
Cc: bug-bash@gnu.org; chet.ramey@case.edu
Subject: Re: Memory leak with associative arrays

On 10/4/11 2:48 PM, David Parks wrote:
> Version: GNU bash, version 4.2.8(1)-release (x86_64-pc-linux-gnu) on 
> Ubuntu
> 10.04
> 
> If I set an associative array, as in: 
> 
> MYARRAY["something"]="Goobledygook"
> 
> Then I set that same variable name again later (and so on in a loop). 
> The earlier variables are never released from memory, before I re-set 
> a given item I MUST call unset on the item first, possibly storing the 
> value to a temp variable if it's needed (such as is the case with a 
> counter, for example).

Thanks for the report.  This will be fixed in the next bash release.  I've
attached a patch you can use to test.

Chet

--
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU    chet@case.edu    http://cnswww.cns.cwru.edu/~chet/




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