updated for version 7.4b.017

Problem:    ":he \^x" gives a strange error message. (glts)
Solution:   Do not translate \^x to \_CTRL-x.

Author: brammool

src/ex_cmds.c

@@ -6019,8 +6019,8 @@ find_help_tags(arg, num_matches, matches, keep_lang)
 	    if (*s < ' ' || (*s == '^' && s[1] && (ASCII_ISALPHA(s[1])
 			   || vim_strchr((char_u *)"?@[\\]^", s[1]) != NULL)))
 	    {
-		if (d > IObuff && d[-1] != '_')
-		    *d++ = '_';		/* prepend a '_' */
+		if (d > IObuff && d[-1] != '_' && d[-1] != '\\')
+		    *d++ = '_';		/* prepend a '_' to make x_CTRL-x */
 		STRCPY(d, "CTRL-");
 		d += 5;
 		if (*s < ' ')

src/version.c

@@ -727,6 +727,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    17,
 /**/
     16,
 /**/