I think disabling warnings for this kind of thing is perfectly fine but this occurs to me as an alternative; not expressing a preference– 

sub crommulate {
    push @_, undef if @_ % 2;
    my %bingo = @_;
    # ...
}

[download]

In reply to Re: How to disable:Odd number of elements in hash assignment warning? by Your Mother
in thread How to disable:Odd number of elements in hash assignment warning? by BrowserUk

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