From 4c5f567db2b250b83e100bd2c00cb140d199e6f9 Mon Sep 17 00:00:00 2001
From: Jens Frank <jeluf@users.mediawiki.org>
Date: Mon, 19 Jul 2004 19:03:43 +0000
Subject: [PATCH] allow blank lines in preformatted text started by blanks. BUG
 #993991

---
 includes/Parser.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/includes/Parser.php b/includes/Parser.php
index 5ee377873e..bcaf49f274 100644
--- a/includes/Parser.php
+++ b/includes/Parser.php
@@ -1344,7 +1344,7 @@ class Parser
 						$inBlockElem = true;
 					}
 				} else if ( !$inBlockElem && !$this->mInPre ) {
-					if ( " " == $t{0} and trim($t) != '' ) {
+					if ( " " == $t{0} and ( $this->mLastSection == 'pre' or trim($t) != '' ) ) {
 						// pre
 						if ($this->mLastSection != 'pre') {
 							$paragraphStack = false;
-- 
2.20.1