On 8/1/20 2:48 PM, Kristof Burek wrote:
> Bash Version: 5.0
> Patch Level: 3
> Release Status: release
>
> (Machine is a Raspberry Pi running Raspbian "Buster")
>
> Description:
> After set -u in a script: when x has not yet been bound to a value,
> I would expect the statements x+='x' and x+=('x') to cause Bash to
> report an error and exit the script. But it does not.
This does not fall under the `expand an unset parameter' scope where the
`-u' option is active.
--
``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/
