From 484c818fbcf400d897228be2cf2b34b67be8a340 Mon Sep 17 00:00:00 2001
From: Vincent Pit <vince@profvince.com>
Date: Tue, 10 Nov 2009 22:33:29 +0100
Subject: Optimize reversing an array in-place

---
 pod/perl5112delta.pod | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

(limited to 'pod')

diff --git a/pod/perl5112delta.pod b/pod/perl5112delta.pod
index d6dad5dcb6..0fed6261d6 100644
--- a/pod/perl5112delta.pod
+++ b/pod/perl5112delta.pod
@@ -162,14 +162,12 @@ Any changes to F<pod/perldiag.pod> should go in L</New or Changed Diagnostics>.
 
 =head1 Performance Enhancements
 
-XXX Changes which enhance performance without changing behaviour go here. There
-may well be none in a stable release.
-
 =over 4
 
 =item *
 
-XXX
+Reversing an array in-place in void context is now several orders of magnitude faster than it used to be.
+It will also preserve non-existent elements whenever possible, i.e. for non magical arrays or tied arrays with C<EXISTS> and C<DELETE> methods.
 
 =back
 
-- 
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