Re: bash memory leak when querying associative array for nonexisting element

[Chet Ramey]

On 11/20/22 8:02 AM, Ralf Oehler wrote:

> Bash Version: 5.2
> Patch Level: 2
> Release Status: release
>
> Description:
>         I want to read an associative array. Like so: y="${aa[$i]}"
>         If aa contains the element queried, then everything works as expected
>         If aa does not contain such an element, the result is the empty string, 
> which is expected, but the query permanently increases the memory consumption 
> of the executing bash, which is not expected. The program below demonstrates 
> this behaviour. When run, the bash process increases its memory indefinitely.
>
>         I did not find a fix.

Thanks for the report. Koichi's fix is a good one.

Chet

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