[chbot] C99 quirk

[Mark Atherton]

news to me.

Is this example relevant ? https://stackoverflow.com/questions/17771484/what-is-a-parameter-forward-declaration

-Mark

> On 12 November 2018 at 10:41 Charles Manning <cdhmanning at gmail.com> wrote:
> 
>     Having used C continuously since 1984, I thought I had a close to exhaustive understanding of C.
> 
>     Today I discovered something new, which looks potentially handy, but also looks pretty dangerous too:
> 
>     http://gcc.gnu.org/onlinedocs/gcc/Variable-Length.html
> 
>     I discovered this inadvertently when I got the following compilation error:
> 
>     connection.c:59:18: error: parameter ‘good’ has just a forward declaration
>              uint32_t good;
> 
>     Live and learn...
> 
>     _______________________________________________
>     Chchrobotics mailing list Chchrobotics at lists.ourshack.com
>     https://lists.ourshack.com/mailman/listinfo/chchrobotics
>     Mail Archives: http://lists.ourshack.com/pipermail/chchrobotics/
>     Meetings usually 3rd Monday each month. See http://kiwibots.org for venue, directions and dates.
>     When replying, please edit your Subject line to reflect new subjects.
> 
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.ourshack.com/pipermail/chchrobotics/attachments/20181112/6ea1b3d7/attachment.html>