Re: PEs in arithmetic context array subscript cause SEGFAULT (was: (( arr[${var@Q}] )) makes the shell crash in bash-5.2)

[Chet Ramey]

On 9/30/22 6:41 AM, Emanuele Torre wrote:

On 30/09/2022, Emanuele Torre <torreemanue...@gmail.com> wrote:

In bash-5.2, using the ${parameter@Q} parameter expansion with an unset
parameter, in an array subscript, in an arithmetic context, causes a
segmentation fault.

Actually, using any parameter expansion with an unset parameter in an
array subscript causes a segmentation fault:

Thanks for the report.

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