diff --git a/7.3.158 b/7.3.158
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+To: vim_dev@googlegroups.com
+Subject: Patch 7.3.158
+Fcc: outbox
+From: Bram Moolenaar <Bram@moolenaar.net>
+Mime-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+------------
+
+Patch 7.3.158
+Problem:    Might use uninitialized memory in C indenting.
+Solution:   Init arrays to empty.
+Files:	    src/misc1.c
+
+
+*** ../vim-7.3.157/src/misc1.c	2011-04-11 14:26:15.000000000 +0200
+--- src/misc1.c	2011-04-11 14:11:17.000000000 +0200
+***************
+*** 6433,6438 ****
+--- 6433,6440 ----
+  	/* find how indented the line beginning the comment is */
+  	getvcol(curwin, trypos, &col, NULL, NULL);
+  	amount = col;
++ 	*lead_start = NUL;
++ 	*lead_middle = NUL;
+  
+  	p = curbuf->b_p_com;
+  	while (*p != NUL)
+*** ../vim-7.3.157/src/version.c	2011-04-11 14:26:15.000000000 +0200
+--- src/version.c	2011-04-11 14:27:05.000000000 +0200
+***************
+*** 716,717 ****
+--- 716,719 ----
+  {   /* Add new patch number below this line */
++ /**/
++     158,
+  /**/
+
+-- 
+It's totally unfair to suggest - as many have - that engineers are socially
+inept.  Engineers simply have different objectives when it comes to social
+interaction.
+				(Scott Adams - The Dilbert principle)
+
+ /// 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    ///