In perl.git, the branch blead has been updated


- Log -----------------------------------------------------------------
commit 54a4d58122fe7419254a10dc01459c2956767a30
Author: Karl Williamson <>
Date:   Mon Feb 19 22:12:49 2018 -0700

    perldelta for performance enhancements


Summary of changes:
 pod/perldelta.pod | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/pod/perldelta.pod b/pod/perldelta.pod
index d1aa6bd3f4..e7260c7036 100644
--- a/pod/perldelta.pod
+++ b/pod/perldelta.pod
@@ -143,7 +143,15 @@ There may well be none in a stable release.
 =item *
+Various optimizations have been applied to matching regular expression
+patterns, so under the right circumstances, significant performance
+gains may be noticed.  But in an application with many varied patterns,
+little overall improvement likely will be seen.
+=item *
+Other optimizations have been applied to UTF-8 handling, but these are
+not typically a major factor in most applications.

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