Revert [28719] and no longer math-process multiplication of negative numbers

see #19308
fixes #30445
props rmccue
Built from https://develop.svn.wordpress.org/trunk@30752


git-svn-id: http://core.svn.wordpress.org/trunk@30742 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/formatting.php

@@ -288,9 +288,9 @@ function wptexturize($text, $reset = false) {
 			}
 
 			// 9x9 (times), but never 0x9999
-			if ( 1 === preg_match( '/(?<=\d)x-?\d/', $curl ) ) {
+			if ( 1 === preg_match( '/(?<=\d)x\d/', $curl ) ) {
 				// Searching for a digit is 10 times more expensive than for the x, so we avoid doing this one!
-				$curl = preg_replace( '/\b(\d(?(?<=0)[\d\.,]+|[\d\.,]*))x(-?\d[\d\.,]*)\b/', '$1&#215;$2', $curl );
+				$curl = preg_replace( '/\b(\d(?(?<=0)[\d\.,]+|[\d\.,]*))x(\d[\d\.,]*)\b/', '$1&#215;$2', $curl );
 			}
 		}
 	}

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.1-beta2-30751';
+$wp_version = '4.1-beta2-30752';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.