Ticket #28724: miqro-28724-part2.2.patch

src/wp-includes/formatting.php

@@ -234 +234 @@
                                 _wptexturize_pushpop_element( $curl, $no_texturize_tags_stack, $no_texturize_tags );
                         }
 
+                } elseif ( false == trim( $curl ) ) {
+                        // This is a newline between delimeters.  Performance improves when we check this.
+                        
                 } elseif ( '[' === $first && 1 === preg_match( '/^\[(?:[^\[\]<>]|<[^>]+>)+\]$/', $curl ) ) {
                         // This is a shortcode delimeter.