diff -r 9e3258dfae15 -r f3e2bbbd2155 plugins/geshi/geshi/cpp-qt.php
--- a/plugins/geshi/geshi/cpp-qt.php	Fri May 29 19:30:59 2009 -0400
+++ b/plugins/geshi/geshi/cpp-qt.php	Fri May 29 19:40:15 2009 -0400
@@ -4,7 +4,7 @@
  * -------
  * Author: Iulian M
  * Copyright: (c) 2006 Iulian M
- * Release Version: 1.0.8.2
+ * Release Version: 1.0.8.4
  * Date Started: 2004/09/27
  *
  * C++ (with QT extensions) language file for GeSHi.
@@ -41,14 +41,18 @@
     'LANG_NAME' => 'C++ (QT)',
     'COMMENT_SINGLE' => array(1 => '//', 2 => '#'),
     'COMMENT_MULTI' => array('/*' => '*/'),
-    //Multiline-continued Singleline comments
-    'COMMENT_REGEXP' => array(1 => '/\/\/(?:\\\\\\\\|\\\\\\n|.)*$/m'),
+    'COMMENT_REGEXP' => array(
+        //Multiline-continued single-line comments
+        1 => '/\/\/(?:\\\\\\\\|\\\\\\n|.)*$/m',
+        //Multiline-continued preprocessor define
+        2 => '/#(?:\\\\\\\\|\\\\\\n|.)*$/m'
+        ),
     'CASE_KEYWORDS' => GESHI_CAPS_NO_CHANGE,
     'QUOTEMARKS' => array("'", '"'),
     'ESCAPE_CHAR' => '',
     'ESCAPE_REGEXP' => array(
         //Simple Single Char Escapes
-        1 => "#\\\\[abfnrtv\\'\"?\n]#i",
+        1 => "#\\\\[\\\\abfnrtv\'\"?\n]#i",
         //Hexadecimal Char Specs
         2 => "#\\\\x[\da-fA-F]{2}#",
         //Hexadecimal Char Specs
@@ -219,10 +223,10 @@
         ),
     'CASE_SENSITIVE' => array(
         GESHI_COMMENTS => false,
-        1 => false,
-        2 => false,
-        3 => false,
-        4 => false,
+        1 => true,
+        2 => true,
+        3 => true,
+        4 => true,
         5 => true,
         ),
     'STYLES' => array(
@@ -308,4 +312,4 @@
     )
 );
 
-?>
+?>
\ No newline at end of file