diff --git a/7.1.316 b/7.1.316
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+To: vim-dev@vim.org
+Subject: Patch 7.1.316
+Fcc: outbox
+From: Bram Moolenaar <Bram@moolenaar.net>
+Mime-Version: 1.0
+Content-Type: text/plain; charset=ISO-8859-1
+Content-Transfer-Encoding: 8bit
+------------
+
+Patch 7.1.316
+Problem:    When 'cscopetag' is set ":tag" gives an error message instead of
+	    going to the next tag in the tag stack.
+Solution:   Don't call do_cstag() when there is no argument. (Mark Goldman)
+Files:	    src/ex_docmd.c
+
+
+*** ../vim-7.1.315/src/ex_docmd.c	Sun Mar 16 16:02:47 2008
+--- src/ex_docmd.c	Fri Jun 20 10:42:30 2008
+***************
+*** 9300,9306 ****
+  		  break;
+  	default:			/* ":tag" */
+  #ifdef FEAT_CSCOPE
+! 		  if (p_cst)
+  		  {
+  		      do_cstag(eap);
+  		      return;
+--- 9302,9308 ----
+  		  break;
+  	default:			/* ":tag" */
+  #ifdef FEAT_CSCOPE
+! 		  if (p_cst && *eap->arg != NUL)
+  		  {
+  		      do_cstag(eap);
+  		      return;
+*** ../vim-7.1.315/src/version.c	Sun Jun 15 14:20:28 2008
+--- src/version.c	Fri Jun 20 11:09:35 2008
+***************
+*** 668,669 ****
+--- 673,676 ----
+  {   /* Add new patch number below this line */
++ /**/
++     316,
+  /**/
+
+-- 
+Microsoft is to software what McDonalds is to gourmet cooking
+
+ /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
+///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
+\\\        download, build and distribute -- http://www.A-A-P.org        ///
+ \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///