From cb1f7a49c210a3a275dad41b90dbcd34e9751d24 Mon Sep 17 00:00:00 2001
From: Karsten Hopp <karsten@redhat.com>
Date: Dec 17 2013 10:34:51 +0000
Subject: - patchlevel 104


---

diff --git a/7.4.104 b/7.4.104
new file mode 100644
index 0000000..6e51568
--- /dev/null
+++ b/7.4.104
@@ -0,0 +1,107 @@
+To: vim_dev@googlegroups.com
+Subject: Patch 7.4.104
+Fcc: outbox
+From: Bram Moolenaar <Bram@moolenaar.net>
+Mime-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+------------
+
+Patch 7.4.104
+Problem:    ":help s/\_" reports an internal error. (John Beckett)
+Solution:   Check for NUL and invalid character classes.
+Files:	    src/regexp_nfa.c
+
+
+*** ../vim-7.4.103/src/regexp_nfa.c	2013-11-21 16:03:35.000000000 +0100
+--- src/regexp_nfa.c	2013-11-28 14:05:34.000000000 +0100
+***************
+*** 239,245 ****
+--- 239,247 ----
+      NFA_UPPER, NFA_NUPPER
+  };
+  
++ static char_u e_nul_found[] = N_("E865: (NFA) Regexp end encountered prematurely");
+  static char_u e_misplaced[] = N_("E866: (NFA regexp) Misplaced %c");
++ static char_u e_ill_char_class[] = N_("E877: (NFA regexp) Invalid character class: %ld");
+  
+  /* NFA regexp \ze operator encountered. */
+  static int nfa_has_zend;
+***************
+*** 1137,1143 ****
+      switch (c)
+      {
+  	case NUL:
+! 	    EMSG_RET_FAIL(_("E865: (NFA) Regexp end encountered prematurely"));
+  
+  	case Magic('^'):
+  	    EMIT(NFA_BOL);
+--- 1139,1145 ----
+      switch (c)
+      {
+  	case NUL:
+! 	    EMSG_RET_FAIL(_(e_nul_found));
+  
+  	case Magic('^'):
+  	    EMIT(NFA_BOL);
+***************
+*** 1160,1165 ****
+--- 1162,1170 ----
+  
+  	case Magic('_'):
+  	    c = no_Magic(getchr());
++ 	    if (c == NUL)
++ 		EMSG_RET_FAIL(_(e_nul_found));
++ 
+  	    if (c == '^')	/* "\_^" is start-of-line */
+  	    {
+  		EMIT(NFA_BOL);
+***************
+*** 1216,1221 ****
+--- 1221,1232 ----
+  	    p = vim_strchr(classchars, no_Magic(c));
+  	    if (p == NULL)
+  	    {
++ 		if (extra == NFA_ADD_NL)
++ 		{
++ 		    EMSGN(_(e_ill_char_class), c);
++ 		    rc_did_emsg = TRUE;
++ 		    return FAIL;
++ 		}
+  		EMSGN("INTERNAL: Unknown character class char: %ld", c);
+  		return FAIL;
+  	    }
+***************
+*** 4733,4739 ****
+  
+  	default:
+  	    /* should not be here :P */
+! 	    EMSGN("E877: (NFA regexp) Invalid character class: %ld", class);
+  	    return FAIL;
+      }
+      return FAIL;
+--- 4744,4750 ----
+  
+  	default:
+  	    /* should not be here :P */
+! 	    EMSGN(_(e_ill_char_class), class);
+  	    return FAIL;
+      }
+      return FAIL;
+*** ../vim-7.4.103/src/version.c	2013-11-21 18:13:26.000000000 +0100
+--- src/version.c	2013-11-28 14:06:59.000000000 +0100
+***************
+*** 740,741 ****
+--- 740,743 ----
+  {   /* Add new patch number below this line */
++ /**/
++     104,
+  /**/
+
+-- 
+Everybody wants to go to heaven, but nobody wants to die.
+
+ /// 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    ///