Index: cups/ppd.c
===================================================================
--- cups/ppd.c	(revision 9455)
+++ cups/ppd.c	(working copy)
@@ -357,7 +357,8 @@
 		  _("Illegal whitespace character"),
 		  _("Bad custom parameter"),
 		  _("Missing option keyword"),
-		  _("Bad value string")
+		  _("Bad value string"),
+		  _("Missing CloseGroup")
 		};
 
 
@@ -1934,6 +1935,16 @@
       _cupsStrFree(string);
   }
 
+ /*
+  * Check for a missing CloseGroup...
+  */
+
+  if (group && cg->ppd_conform == PPD_CONFORM_STRICT)
+  {
+    cg->ppd_status = PPD_MISSING_CLOSE_GROUP;
+    goto error;
+  }
+
   ppd_free(line.buffer);
 
  /*
Index: cups/ppd.h
===================================================================
--- cups/ppd.h	(revision 9455)
+++ cups/ppd.h	(working copy)
@@ -3,7 +3,7 @@
  *
  *   PostScript Printer Description definitions for CUPS.
  *
- *   Copyright 2007-2010 by Apple Inc.
+ *   Copyright 2007-2011 by Apple Inc.
  *   Copyright 1997-2007 by Easy Software Products, all rights reserved.
  *
  *   These coded instructions, statements, and computer programs are the
@@ -118,6 +118,7 @@
   PPD_BAD_CUSTOM_PARAM,			/* Bad custom parameter */
   PPD_MISSING_OPTION_KEYWORD,		/* Missing option keyword */
   PPD_BAD_VALUE,			/* Bad value string */
+  PPD_MISSING_CLOSE_GROUP,		/* Missing CloseGroup */
   PPD_MAX_STATUS			/* @private@ */
 } ppd_status_t;