From 61175bde8a6feb069b13efa5bffae92f5c7979ac Mon Sep 17 00:00:00 2001
From: Mischa POSLAWSKY <perl@shiar.org>
Date: Sun, 25 Jan 2015 23:53:43 +0100
Subject: [PATCH] perl: preliminary features of v5.22, hidden by default

---
 perl.inc.pl | 11 +++++++++++
 perl.plp    |  2 ++
 2 files changed, 13 insertions(+)

diff --git a/perl.inc.pl b/perl.inc.pl
index 9f20741..cb2b24d 100644
--- a/perl.inc.pl
+++ b/perl.inc.pl
@@ -137,4 +137,15 @@ use utf8;
 			debian => 'jessie',
 		},
 	},
+
+	v5.21.8 => {
+		new => [
+			['<code>\$alias =</code>', 'aliasing via reference'],
+			['<code>&lt;&lt;>></code>', 'safe readline ignoring open flags in arguments'],
+			['<code>/(nocapture)/n</code>', 'flag to disable numbered capturing, turning <code>()</code> into <code>(?:)</code>'],
+		],
+		unicode => '7.0',
+		release => '2015-01-20',
+		unstable => 1,
+	},
 }
diff --git a/perl.plp b/perl.plp
index e0f6cd4..56904e1 100644
--- a/perl.plp
+++ b/perl.plp
@@ -24,6 +24,8 @@ Depending on desired compatibility you'll want to support a minimum of
 my $info = do 'perl.inc.pl' or die $@ // $!;
 for my $vernum (reverse sort keys %{$info}) {
 	my $verrow = $info->{$vernum};
+	$verrow->{unstable} and next unless exists $get{v};
+
 	print '<div class="section">'."\n";
 	printf '<h2>%vd <small>%s</small></h2><dl>'."\n", $vernum, $verrow->{release};
 	printf '<dt>%s<dd>%s'."\n", @{$_}, '<br/>' for @{ $verrow->{new} };
-- 
2.30.0