diff --git a/7.3.366 b/7.3.366
new file mode 100644
index 0000000..ddf3990
--- /dev/null
+++ b/7.3.366
@@ -0,0 +1,76 @@
+To: vim_dev@googlegroups.com
+Subject: Patch 7.3.366
+Fcc: outbox
+From: Bram Moolenaar <Bram@moolenaar.net>
+Mime-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+------------
+
+Patch 7.3.366
+Problem:    A tags file with an extremely long name causes errors.
+Solution:   Ignore tags that are too long. (Arno Renevier)
+Files:	    src/tag.c
+
+
+*** ../vim-7.3.365/src/tag.c	2011-10-12 19:53:31.000000000 +0200
+--- src/tag.c	2011-12-08 13:32:51.000000000 +0100
+***************
+*** 1906,1917 ****
+  		tagp.tagname = lbuf;
+  #ifdef FEAT_TAG_ANYWHITE
+  		tagp.tagname_end = skiptowhite(lbuf);
+! 		if (*tagp.tagname_end == NUL)	    /* corrupted tag line */
+  #else
+  		tagp.tagname_end = vim_strchr(lbuf, TAB);
+! 		if (tagp.tagname_end == NULL)	    /* corrupted tag line */
+  #endif
+  		{
+  		    line_error = TRUE;
+  		    break;
+  		}
+--- 1906,1931 ----
+  		tagp.tagname = lbuf;
+  #ifdef FEAT_TAG_ANYWHITE
+  		tagp.tagname_end = skiptowhite(lbuf);
+! 		if (*tagp.tagname_end == NUL)
+  #else
+  		tagp.tagname_end = vim_strchr(lbuf, TAB);
+! 		if (tagp.tagname_end == NULL)
+  #endif
+  		{
++ 		    if (vim_strchr(lbuf, NL) == NULL)
++ 		    {
++ 			/* Truncated line, ignore it.  Has been reported for
++ 			 * Mozilla JS with extremely long names. */
++ 			if (p_verbose >= 5)
++ 			{
++ 			    verbose_enter();
++ 			    MSG(_("Ignoring long line in tags file"));
++ 			    verbose_leave();
++ 			}
++ 			continue;
++ 		    }
++ 
++ 		    /* Corrupted tag line. */
+  		    line_error = TRUE;
+  		    break;
+  		}
+*** ../vim-7.3.365/src/version.c	2011-12-08 15:09:46.000000000 +0100
+--- src/version.c	2011-12-08 15:11:10.000000000 +0100
+***************
+*** 716,717 ****
+--- 716,719 ----
+  {   /* Add new patch number below this line */
++ /**/
++     366,
+  /**/
+
+-- 
+hundred-and-one symptoms of being an internet addict:
+246. You use up your free 100 hours in less than a week.
+
+ /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
+///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
+\\\  an exciting new programming language -- http://www.Zimbu.org        ///
+ \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///