Make key/push $scalar experimental

We need a better name for the experimental category, but I have not
thought of one, even after sleeping on it.

1 files changed, 1 insertions, 0 deletions

diff --git a/regen/regcharclass.pl b/regen/regcharclass.pl
index bb290d5496..13ac0b4ed4 100755
--- a/regen/regcharclass.pl
+++ b/regen/regcharclass.pl
@@ -4,6 +4,7 @@ use strict;
 use 5.008;
 use warnings;
 use warnings FATAL => 'all';
+no warnings 'experimental::aggref';
 use Text::Wrap qw(wrap);
 use Data::Dumper;
 $Data::Dumper::Useqq= 1;