> ... renders that while loop condition test redundant, ... only one of which can ever be false.

Nope, the while loop condition exits on empty lists and your code doesn't do the same thing.

Try returning an empty array ref [].

see also Re: Unconventional exit from while loop

Cheers Rolf

( addicted to the Perl Programming Language)

In reply to Re^3: Unconventional exit from while loop by LanX
in thread Unconventional exit from while loop by hdb

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