The line is:

unshift $1, @ARGV
    if basename($0) =~ /^p5u-(\w+)$/;

[download]

... which is clearly an error. In 5.14, with push et all able to dereference scalar references, this is merely a symbolic reference.

In reply to Re^2: Announcing "p5u" by chromatic
in thread Announcing "p5u" by tobyink

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