Actually, the correct fix for this is "we don't need this at all",
because this program isn't dealing in any non-ASCII data. The
dependency on Data::Dumper seems to be a leftover too.
Discussion: https://postgr.es/m/
3287943.
1680922997@sss.pgh.pa.us
use strict;
use warnings;
-use utf8;
-use open IO => ':encoding(UTF-8)', ':std';
-use Data::Dumper;
-
die "Usage: $0 OUTPUT_FILE\n" if @ARGV != 1;
my $output_file = $ARGV[0];