Index: includes/common.inc
===================================================================
RCS file: /cvs/drupal/drupal/includes/common.inc,v
retrieving revision 1.598
diff -u -p -r1.598 common.inc
--- includes/common.inc	10 Dec 2006 20:34:02 -0000	1.598
+++ includes/common.inc	11 Dec 2006 07:45:22 -0000
@@ -1501,13 +1501,6 @@ function drupal_build_css_cache($types, 
     $data = preg_replace($regexp, '', $data);
     $data = implode('', $matches[0]) . $data;
 
-    // Perform some safe CSS optimizations.
-    $data = preg_replace('<
-      \s*([@{}:;\)])\s* |          # Remove whitespace around separators.
-      /\*([^*\\\\]|\*(?!/))+\*/ |  # Remove comments that are not CSS hacks.
-      [\n\r]                       # Remove line breaks.
-      >x', '\1', $data);
-
     // Create the CSS file.
     file_save_data($data, $csspath .'/'. $filename, FILE_EXISTS_REPLACE);
   }