[ic] [interchange] Fix potential "use of uninitialized value" if called during startup

[Stefan Hornburg (Racke)]

On 07/12/2017 06:52 PM, Jon Jensen wrote:
> On Tue, 11 Jul 2017, David Christensen wrote:
> 
>> Have we reached any consensus on increasing the minimum perl version? It sounds like opinions were fairly mixed here,
>> with some in favor and some against.
> 
> I think our default move should be to increase the minimum perl version because the older versions are not supported by
> the Perl maintainers nor by any of the current major server operating systems.
> 
> Merely because Interchange is in maintenance mode does not mean that we should leave it stuck in the distant past such
> that contributing to it requires extensive historical knowledge of what features were supported in 10+ year old versions
> of Perl.
> 
> I asked for those who opposed increasing the minimum version to provide evidence of specific cases where this would
> cause real active users hardship, but we have not seen any replies so far.
> 
> Jon
> 
> 

I certainly not oppose increasing the minimum version based on active instances on the grounds that my installations
have fairly recent Perl versions (either using Debian's Perl or brewed Perls).

Also I would love to see a new release :-)

Regards
          Racke

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