From 00570514d4f31d39a33088100b449e73952bf46e Mon Sep 17 00:00:00 2001
From: Slobodan Manic <slobodan.manic@gmail.com>
Date: Sun, 15 Jun 2014 13:20:06 +0200
Subject: [PATCH 1/2] Adds .updated class to .entry-date when needed

---
 inc/template-tags.php | 4 +++-
 style.css             | 2 +-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/inc/template-tags.php b/inc/template-tags.php
index 0ff39e25..74d43599 100644
--- a/inc/template-tags.php
+++ b/inc/template-tags.php
@@ -66,9 +66,11 @@ if ( ! function_exists( '_s_posted_on' ) ) :
  * Prints HTML with meta information for the current post-date/time and author.
  */
 function _s_posted_on() {
-	$time_string = '<time class="entry-date published" datetime="%1$s">%2$s</time>';
 	if ( get_the_time( 'U' ) !== get_the_modified_time( 'U' ) ) {
+		$time_string = '<time class="entry-date published" datetime="%1$s">%2$s</time>';
 		$time_string .= '<time class="updated" datetime="%3$s">%4$s</time>';
+	} else {
+		$time_string = '<time class="entry-date published updated" datetime="%1$s">%2$s</time>';
 	}
 
 	$time_string = sprintf( $time_string,
diff --git a/style.css b/style.css
index a61fe8d6..2b7ed521 100644
--- a/style.css
+++ b/style.css
@@ -555,7 +555,7 @@ a:active {
 	margin: 0 0 1.5em;
 }
 .byline,
-.updated {
+.updated:not(.published) {
 	display: none;
 }
 .single .byline,

From 0d87d0bb7005b880221febfabc4025f725f40bc2 Mon Sep 17 00:00:00 2001
From: Konstantin Obenland <obenland@automattic.com>
Date: Wed, 30 Jul 2014 14:47:16 -0500
Subject: [PATCH 2/2] _s: Continue using a default `time` tag.

We only need to change the default markup if published and updated
timestamps are different.
---
 inc/template-tags.php | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/inc/template-tags.php b/inc/template-tags.php
index 04b0637f..d28fdfc1 100644
--- a/inc/template-tags.php
+++ b/inc/template-tags.php
@@ -66,11 +66,9 @@ if ( ! function_exists( '_s_posted_on' ) ) :
  * Prints HTML with meta information for the current post-date/time and author.
  */
 function _s_posted_on() {
+	$time_string = '<time class="entry-date published updated" datetime="%1$s">%2$s</time>';
 	if ( get_the_time( 'U' ) !== get_the_modified_time( 'U' ) ) {
-		$time_string = '<time class="entry-date published" datetime="%1$s">%2$s</time>';
-		$time_string .= '<time class="updated" datetime="%3$s">%4$s</time>';
-	} else {
-		$time_string = '<time class="entry-date published updated" datetime="%1$s">%2$s</time>';
+		$time_string = '<time class="entry-date published" datetime="%1$s">%2$s</time><time class="updated" datetime="%3$s">%4$s</time>';
 	}
 
 	$time_string = sprintf( $time_string,