Follow-up fixes for "Make all Perl warnings fatal"

Peter Eisentraut <peter@eisentraut.org>

Commit: 9d49837d7144e27ad8ea8918acb28f9872cb1585
Author: Peter Eisentraut <peter@eisentraut.org>
Date: 2023-12-29T22:54:40Z
Releases: 17.0
Follow-up fixes for "Make all Perl warnings fatal"

Mostly, we need to check whether $ENV{PG_TEST_EXTRA} is set before
doing regular expression matches against it.

Files