diff --git a/src/charset.c b/src/charset.c
index 53d2a60..327fa03 100644
--- a/src/charset.c
+++ b/src/charset.c
@@ -1835,9 +1835,10 @@
  * octal number.
  * If "dohex" is non-zero recognize hex numbers, when > 1 always assume
  * hex number.
+ * If maxlen > 0, check at a maximum maxlen chars
  */
     void
-vim_str2nr(start, hexp, len, dooct, dohex, nptr, unptr)
+vim_str2nr(start, hexp, len, dooct, dohex, nptr, unptr, maxlen)
     char_u		*start;
     int			*hexp;	    /* return: type of number 0 = decimal, 'x'
 				       or 'X' is hex, '0' = octal */
@@ -1846,6 +1847,7 @@
     int			dohex;	    /* recognize hex number */
     long		*nptr;	    /* return: signed result */
     unsigned long	*unptr;	    /* return: unsigned result */
+    int			maxlen;     /* max length of string to check */
 {
     char_u	    *ptr = start;
     int		    hex = 0;		/* default is decimal */
@@ -1860,10 +1862,12 @@
     }
 
     /* Recognize hex and octal. */
-    if (ptr[0] == '0' && ptr[1] != '8' && ptr[1] != '9')
+    if (ptr[0] == '0' && ptr[1] != '8' && ptr[1] != '9'
+					       && (maxlen == 0 || maxlen > 1))
     {
 	hex = ptr[1];
-	if (dohex && (hex == 'X' || hex == 'x') && vim_isxdigit(ptr[2]))
+	if (dohex && (hex == 'X' || hex == 'x') && vim_isxdigit(ptr[2])
+					       && (maxlen == 0 || maxlen > 2))
 	    ptr += 2;			/* hexadecimal */
 	else
 	{
@@ -1880,6 +1884,8 @@
 		    }
 		    if (ptr[n] >= '0')
 			hex = '0';	/* assume octal */
+		    if (n == maxlen)
+			break;
 		}
 	    }
 	}
@@ -1888,6 +1894,7 @@
     /*
      * Do the string-to-numeric conversion "manually" to avoid sscanf quirks.
      */
+    n = 1;
     if (hex == '0' || dooct > 1)
     {
 	/* octal */
@@ -1895,6 +1902,8 @@
 	{
 	    un = 8 * un + (unsigned long)(*ptr - '0');
 	    ++ptr;
+	    if (n++ == maxlen)
+		break;
 	}
     }
     else if (hex != 0 || dohex > 1)
@@ -1904,6 +1913,8 @@
 	{
 	    un = 16 * un + (unsigned long)hex2nr(*ptr);
 	    ++ptr;
+	    if (n++ == maxlen)
+		break;
 	}
     }
     else
@@ -1913,6 +1924,8 @@
 	{
 	    un = 10 * un + (unsigned long)(*ptr - '0');
 	    ++ptr;
+	    if (n++ == maxlen)
+		break;
 	}
     }
 
diff --git a/src/eval.c b/src/eval.c
index 5804efa..f163829 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -1615,7 +1615,7 @@
 	    len = 0;
 	else
 	    /* Recognize a number argument, the others must be strings. */
-	    vim_str2nr(argv[i], NULL, &len, TRUE, TRUE, &n, NULL);
+	    vim_str2nr(argv[i], NULL, &len, TRUE, TRUE, &n, NULL, 0);
 	if (len != 0 && len == (int)STRLEN(argv[i]))
 	{
 	    argvars[i].v_type = VAR_NUMBER;
@@ -5128,7 +5128,7 @@
 		else
 #endif
 		{
-		    vim_str2nr(*arg, NULL, &len, TRUE, TRUE, &n, NULL);
+		    vim_str2nr(*arg, NULL, &len, TRUE, TRUE, &n, NULL, 0);
 		    *arg += len;
 		    if (evaluate)
 		    {
@@ -18233,7 +18233,7 @@
     p = skipwhite(get_tv_string(&argvars[0]));
     if (*p == '+')
 	p = skipwhite(p + 1);
-    vim_str2nr(p, NULL, NULL, base == 8 ? 2 : 0, base == 16 ? 2 : 0, &n, NULL);
+    vim_str2nr(p, NULL, NULL, base == 8 ? 2 : 0, base == 16 ? 2 : 0, &n, NULL, 0);
     rettv->vval.v_number = n;
 }
 
@@ -21039,7 +21039,7 @@
 	case VAR_STRING:
 	    if (varp->vval.v_string != NULL)
 		vim_str2nr(varp->vval.v_string, NULL, NULL,
-							TRUE, TRUE, &n, NULL);
+						    TRUE, TRUE, &n, NULL, 0);
 	    return n;
 	case VAR_LIST:
 	    EMSG(_("E745: Using a List as a Number"));
diff --git a/src/ex_cmds.c b/src/ex_cmds.c
index a238e2d..637c8a0 100644
--- a/src/ex_cmds.c
+++ b/src/ex_cmds.c
@@ -500,7 +500,7 @@
 		nrs[lnum - eap->line1].start_col_nr = -MAXLNUM;
 	    else
 		vim_str2nr(s, NULL, NULL, sort_oct, sort_hex,
-				  &nrs[lnum - eap->line1].start_col_nr, NULL);
+				  &nrs[lnum - eap->line1].start_col_nr, NULL, 0);
 	    *s2 = c;
 	}
 	else
diff --git a/src/ex_getln.c b/src/ex_getln.c
index c6bbf67..838354d 100644
--- a/src/ex_getln.c
+++ b/src/ex_getln.c
@@ -5917,7 +5917,7 @@
     *str = skipwhite(*str);
     if (**str == '-' || vim_isdigit(**str))  /* parse "from" part of range */
     {
-	vim_str2nr(*str, NULL, &len, FALSE, FALSE, &num, NULL);
+	vim_str2nr(*str, NULL, &len, FALSE, FALSE, &num, NULL, 0);
 	*str += len;
 	*num1 = (int)num;
 	first = TRUE;
@@ -5926,7 +5926,7 @@
     if (**str == ',')			/* parse "to" part of range */
     {
 	*str = skipwhite(*str + 1);
-	vim_str2nr(*str, NULL, &len, FALSE, FALSE, &num, NULL);
+	vim_str2nr(*str, NULL, &len, FALSE, FALSE, &num, NULL, 0);
 	if (len > 0)
 	{
 	    *num2 = (int)num;
diff --git a/src/misc2.c b/src/misc2.c
index fc500e7..5aca202 100644
--- a/src/misc2.c
+++ b/src/misc2.c
@@ -2813,7 +2813,7 @@
 	    bp += 3;	/* skip t_xx, xx may be '-' or '>' */
 	else if (STRNICMP(bp, "char-", 5) == 0)
 	{
-	    vim_str2nr(bp + 5, NULL, &l, TRUE, TRUE, NULL, NULL);
+	    vim_str2nr(bp + 5, NULL, &l, TRUE, TRUE, NULL, NULL, 0);
 	    bp += l + 5;
 	    break;
 	}
@@ -2845,7 +2845,7 @@
 						 && VIM_ISDIGIT(last_dash[6]))
 	    {
 		/* <Char-123> or <Char-033> or <Char-0x33> */
-		vim_str2nr(last_dash + 6, NULL, NULL, TRUE, TRUE, NULL, &n);
+		vim_str2nr(last_dash + 6, NULL, NULL, TRUE, TRUE, NULL, &n, 0);
 		key = (int)n;
 	    }
 	    else
diff --git a/src/normal.c b/src/normal.c
index a38538f..d5a011d 100644
--- a/src/normal.c
+++ b/src/normal.c
@@ -40,6 +40,7 @@
 static void	find_end_of_word __ARGS((pos_T *));
 static int	get_mouse_class __ARGS((char_u *p));
 #endif
+static void	prep_redo_visual __ARGS((cmdarg_T *cap));
 static void	prep_redo_cmd __ARGS((cmdarg_T *cap));
 static void	prep_redo __ARGS((int regname, long, int, int, int, int, int));
 static int	checkclearop __ARGS((oparg_T *oap));
@@ -3613,6 +3614,43 @@
 }
 
 /*
+ * Add commands to reselect Visual mode into the redo buffer.
+ */
+    static void
+prep_redo_visual(cap)
+    cmdarg_T *cap;
+{
+    ResetRedobuff();
+    AppendCharToRedobuff(VIsual_mode);
+    if (VIsual_mode == 'V' && curbuf->b_visual.vi_end.lnum
+					    != curbuf->b_visual.vi_start.lnum)
+    {
+	AppendNumberToRedobuff(curbuf->b_visual.vi_end.lnum
+					    - curbuf->b_visual.vi_start.lnum);
+	AppendCharToRedobuff('j');
+    }
+    else if (VIsual_mode == 'v' || VIsual_mode == Ctrl_V)
+    {
+	/* block visual mode or char visual mmode*/
+	if (curbuf->b_visual.vi_end.lnum != curbuf->b_visual.vi_start.lnum)
+	{
+	    AppendNumberToRedobuff(curbuf->b_visual.vi_end.lnum -
+		    curbuf->b_visual.vi_start.lnum);
+	    AppendCharToRedobuff('j');
+	}
+	if (curbuf->b_visual.vi_curswant == MAXCOL)
+	    AppendCharToRedobuff('$');
+	else if (curbuf->b_visual.vi_end.col > curbuf->b_visual.vi_start.col)
+	{
+	    AppendNumberToRedobuff(curbuf->b_visual.vi_end.col
+					 - curbuf->b_visual.vi_start.col - 1);
+	    AppendCharToRedobuff(' ');
+	}
+    }
+    AppendNumberToRedobuff(cap->count1);
+}
+
+/*
  * Prepare for redo of a normal command.
  */
     static void
@@ -4207,16 +4245,9 @@
     {
 	if (visual)
 	{
-	    ResetRedobuff();
-	    AppendCharToRedobuff(VIsual_mode);
-	    if (VIsual_mode == 'V')
-	    {
-		AppendNumberToRedobuff(cap->oap->line_count);
-		AppendCharToRedobuff('j');
-	    }
-	    AppendNumberToRedobuff(cap->count1);
-	    if (cap->nchar != NUL)
-		AppendCharToRedobuff(cap->nchar);
+	    prep_redo_visual(cap);
+	    if (cap->arg)
+		AppendCharToRedobuff('g');
 	    AppendCharToRedobuff(cap->cmdchar);
 	}
 	else
@@ -4227,7 +4258,8 @@
     if (visual)
     {
 	VIsual_active = FALSE;
-	redraw_later(CLEAR);
+	redo_VIsual_busy = FALSE;
+	redraw_later(INVERTED);
     }
 }
 
diff --git a/src/ops.c b/src/ops.c
index 671c92b..f7040c6 100644
--- a/src/ops.c
+++ b/src/ops.c
@@ -5405,6 +5405,8 @@
     int		lnume = curwin->w_cursor.lnum;
     int		startcol = 0;
     int		did_change = FALSE;
+    pos_T	t = curwin->w_cursor;
+    int		maxlen = 0;
 
     dohex = (vim_strchr(curbuf->b_p_nf, 'x') != NULL);	/* "heX" */
     dooct = (vim_strchr(curbuf->b_p_nf, 'o') != NULL);	/* "Octal" */
@@ -5418,21 +5420,30 @@
     {
 	if (lt(curwin->w_cursor, VIsual))
 	{
-	    pos_T t;
-	    t = curwin->w_cursor;
 	    curwin->w_cursor = VIsual;
 	    VIsual = t;
 	}
-	if (VIsual_mode == 'V')
-	    VIsual.col = 0;
 
 	ptr = ml_get(VIsual.lnum);
 	RLADDSUBFIX(ptr);
+	if (VIsual_mode == 'V')
+	{
+	    VIsual.col = 0;
+	    curwin->w_cursor.col = STRLEN(ptr);
+	}
+	else if (VIsual_mode == Ctrl_V &&
+		VIsual.col > curwin->w_cursor.col)
+	{
+	    t = VIsual;
+	    VIsual.col = curwin->w_cursor.col;
+	    curwin->w_cursor.col = t.col;
+	}
 
 	/* store visual area for 'gv' */
 	curbuf->b_visual.vi_start = VIsual;
 	curbuf->b_visual.vi_end = curwin->w_cursor;
 	curbuf->b_visual.vi_mode = VIsual_mode;
+	curbuf->b_visual.vi_curswant = curwin->w_curswant;
 
 	if (VIsual_mode != 'v')
 	    startcol = VIsual.col < curwin->w_cursor.col ? VIsual.col
@@ -5482,36 +5493,60 @@
 
     for (i = lnum; i <= lnume; i++)
     {
+	t = curwin->w_cursor;
 	curwin->w_cursor.lnum = i;
 	ptr = ml_get_curline();
+	RLADDSUBFIX(ptr);
 	if ((int)STRLEN(ptr) <= col)
 	    /* try again on next line */
 	    continue;
+	if (visual)
+	{
+	    if (doalp) /* search for ascii chars */
+	    {
+		while (!ASCII_ISALPHA(ptr[col]) && ptr[col])
+		    col++;
+	    }
+	    /* skip to first digit, but allow for leading '-' */
+	    else if (dohex)
+	    {
+		while (!(vim_isxdigit(ptr[col]) || (ptr[col] == '-'
+				    && vim_isxdigit(ptr[col+1]))) && ptr[col])
+		    col++;
+	    }
+	    else /* decimal */
+	    {
+		while (!(vim_isdigit(ptr[col]) || (ptr[col] == '-'
+				     && vim_isdigit(ptr[col+1]))) && ptr[col])
+		    col++;
+	    }
+	}
 	if (visual && ptr[col] == '-')
 	{
 	    negative = TRUE;
 	    was_positive = FALSE;
 	    col++;
 	}
-	RLADDSUBFIX(ptr);
 	/*
 	 * If a number was found, and saving for undo works, replace the number.
 	 */
 	firstdigit = ptr[col];
-	RLADDSUBFIX(ptr);
 	if ((!VIM_ISDIGIT(firstdigit) && !(doalp && ASCII_ISALPHA(firstdigit)))
 		|| u_save_cursor() != OK)
 	{
 	    if (lnum < lnume)
+	    {
+		if (visual && VIsual_mode != Ctrl_V)
+		    col = 0;
+		else
+		    col = startcol;
 		/* Try again on next line */
 		continue;
+	    }
 	    beep_flush();
 	    return FAIL;
 	}
 
-	ptr = ml_get_curline();
-	RLADDSUBFIX(ptr);
-
 	if (doalp && ASCII_ISALPHA(firstdigit))
 	{
 	    /* decrement or increment alphabetic character */
@@ -5560,9 +5595,27 @@
 		--col;
 		negative = TRUE;
 	    }
-
 	    /* get the number value (unsigned) */
-	    vim_str2nr(ptr + col, &hex, &length, dooct, dohex, NULL, &n);
+	    if (visual && VIsual_mode != 'V')
+	    {
+		if (VIsual_mode == 'v')
+		{
+		    if (i == lnum)
+			maxlen = (lnum == lnume
+					    ? curwin->w_cursor.col - col + 1
+					    : (int)STRLEN(ptr) - col);
+		    else
+			maxlen = (i == lnume ? curwin->w_cursor.col - col  + 1
+					     : (int)STRLEN(ptr) - col);
+		}
+		else if (VIsual_mode == Ctrl_V)
+		    maxlen = (curbuf->b_visual.vi_curswant == MAXCOL
+					?  (int)STRLEN(ptr) - col
+					: curwin->w_cursor.col - col + 1);
+	    }
+
+	    vim_str2nr(ptr + col, &hex, &length, dooct, dohex, NULL, &n,
+								      maxlen);
 
 	    /* ignore leading '-' for hex and octal numbers */
 	    if (hex && negative)
@@ -5609,7 +5662,7 @@
 		    negative = FALSE;
 	    }
 
-	    if (visual && !was_positive && !negative)
+	    if (visual && !was_positive && !negative && col > 0)
 	    {
 		/* need to remove the '-' */
 		col--;
@@ -5695,6 +5748,10 @@
 	    STRCAT(buf1, buf2);
 	    ins_str(buf1);		/* insert the new number */
 	    vim_free(buf1);
+	    if (lnum < lnume)
+		curwin->w_cursor.col = t.col;
+	    else if (did_change && curwin->w_cursor.col)
+		--curwin->w_cursor.col;
 	}
 
 	if (g_cmd)
@@ -5705,6 +5762,7 @@
 	/* reset */
 	subtract = FALSE;
 	negative = FALSE;
+	was_positive = TRUE;
 	if (visual && VIsual_mode == Ctrl_V)
 	    col = startcol;
 	else
@@ -5716,8 +5774,9 @@
 	RLADDSUBFIX(ptr);
 #endif
     }
-    if (did_change && curwin->w_cursor.col > 0)
-	--curwin->w_cursor.col;
+    if (visual)
+	/* cursor at the top of the selection */
+	curwin->w_cursor = VIsual;
     return OK;
 }
 
diff --git a/src/option.c b/src/option.c
index 046a63f..2e805d7 100644
--- a/src/option.c
+++ b/src/option.c
@@ -4561,7 +4561,7 @@
 			{
 			    /* Allow negative (for 'undolevels'), octal and
 			     * hex numbers. */
-			    vim_str2nr(arg, NULL, &i, TRUE, TRUE, &value, NULL);
+			    vim_str2nr(arg, NULL, &i, TRUE, TRUE, &value, NULL, 0);
 			    if (arg[i] != NUL && !vim_iswhite(arg[i]))
 			    {
 				errmsg = e_invarg;
diff --git a/src/proto/charset.pro b/src/proto/charset.pro
index fc7769c..dd3b6f2 100644
--- a/src/proto/charset.pro
+++ b/src/proto/charset.pro
@@ -49,7 +49,7 @@
 char_u *skiptowhite_esc __ARGS((char_u *p));
 long getdigits __ARGS((char_u **pp));
 int vim_isblankline __ARGS((char_u *lbuf));
-void vim_str2nr __ARGS((char_u *start, int *hexp, int *len, int dooct, int dohex, long *nptr, unsigned long *unptr));
+void vim_str2nr __ARGS((char_u *start, int *hexp, int *len, int dooct, int dohex, long *nptr, unsigned long *unptr, int strlen));
 int hex2nr __ARGS((int c));
 int hexhex2nr __ARGS((char_u *p));
 int rem_backslash __ARGS((char_u *str));
diff --git a/src/testdir/test_increment.in b/src/testdir/test_increment.in
index 45ed23b..916f77e 100644
--- a/src/testdir/test_increment.in
+++ b/src/testdir/test_increment.in
@@ -185,6 +185,83 @@
     1 0
     1 0
 
+13) visually selected part of columns
+Text:
+max: 100px
+max: 200px
+max: 300px
+max: 400px
+    Expected:
+    1) 'v' on first two numbers Ctrl-A
+    max: 110px
+    max: 220px
+    max: 330px
+    max: 400px
+    2) 'v' on first two numbers Ctrl-X
+    max: 90px
+    max: 190px
+    max: 290px
+    max: 400px
+
+14) redo in block mode
+Text:
+1 1
+1 1
+    Expected:
+    1) Ctrl-a on first column, redo on second column
+    2 2
+    2 2
+
+15) block select single numbers
+Text:
+101
+    Expected:
+    1) Ctrl-a on visually selected zero
+    111
+
+16) increment right aligned numbers
+Text:
+   1
+  19
+ 119
+    Expected:
+    1) Ctrl-a on line selected region
+       2
+      20
+     120
+
+17) block-wise increment and redo
+Text:
+  100
+  1
+
+  100
+  1
+
+  Expected:
+  1) Ctrl-V j $ on first block, afterwards '.' on second
+  101
+  2
+
+  101
+  2
+
+18) repeat of g<Ctrl-a>
+Text:
+  0
+  0
+  0
+  0
+
+  Expected:
+  1) V 4j g<ctrl-a>, repeat twice afterwards with .
+  3
+  6
+  9
+  12
+  
+
+
 STARTTEST
 :so small.vim
 :"
@@ -200,16 +277,16 @@
 f-v$:/^E1=/+5put a
 f1v$
 
-:" Test 22
+:" Test 2
 :/^S2=/+,/^E2=/-y a
 :/^E2=/+put a
-V3k$:.+put a
+V3k$3j:.+put a
 V3k$
 
 :" Test 3
 :/^S3=/+,/^E3=/-y a
 :/^E3=/+put a
-V6k2g:.+put a
+V6k2g6j:.+put a
 V6k2g
 
 :" Test 4
@@ -229,21 +306,22 @@
 v3kg
 
 :" Test 7
+:set nrformats&vim
 :/^S7=/+,/^E7=/-y a
 :/^E7=/+put a
-V4k:.+put a
+V4k4j:.+put a
 V4k
 
 :" Test 8
 :/^S8=/+,/^E8=/-y a
 :/^E8=/+put a
-kj$:.+put a
+kj$j:.+put a
 k$+
 
 :" Test 9
 :/^S9=/+,/^E9=/-y a
 :/^E9=/+put a
-5kVj22j.
+5kVj23j.
 
 :" Test 10
 :/^S10=/+,/^E10=/-y a
@@ -260,6 +338,37 @@
 :/^E12=/+put a
 2k$v++
 
+:" Test 13
+:/^S13=/+,/^E13=/-y a
+:/^E13=/+put a
+3kf1l2j3j:.+put a
+3kf1l2j
+
+:" Test 14
+:/^S14=/+,/^E14=/-y a
+:/^E14=/+put a
+kw.
+
+:" Test 15
+:/^S15=/+,/^E15=/-y a
+:/^E15=/+put a
+lv
+
+:" Test 16
+:/^S16=/+,/^E16=/-y a
+:/^E16=/+put a
+V3k
+
+:" Test 17
+:/^S17=/+,/^E17=/-y a
+:/^E17=/+put a
+4kj$2j.
+
+:" Test 18
+:/^S18=/+,/^E18=/-y a
+:/^E18=/+put a
+V3kg..
+
 :" Save the report
 :/^# Test 1/,$w! test.out
 :qa!
@@ -384,6 +493,57 @@
 
 
 
+# Test 13
+S13====
+max: 100px
+max: 200px
+max: 300px
+max: 400px
+E13====
+
+
+
+# Test 14
+S14====
+1 1
+1 1
+E14====
+
+
+
+# Test 15
+S15====
+101
+E15====
+
+
+
+# Test 16
+S16====
+   1
+  19
+ 119
+E16====
+
+
+
+# Test 17
+S17====
+ 100
+ 1
+
+ 100
+ 1
+E17====
+
+
+# Test 18
+S18====
+0
+0
+0
+0
+E18====
 
 
 
diff --git a/src/testdir/test_increment.ok b/src/testdir/test_increment.ok
index 03a10cb..6ca0acc 100644
--- a/src/testdir/test_increment.ok
+++ b/src/testdir/test_increment.ok
@@ -184,7 +184,81 @@
 1 0
 
 
+# Test 13
+S13====
+max: 100px
+max: 200px
+max: 300px
+max: 400px
+E13====
 
+max: 110px
+max: 210px
+max: 310px
+max: 400px
+
+max: 90px
+max: 190px
+max: 290px
+max: 400px
+
+# Test 14
+S14====
+1 1
+1 1
+E14====
+
+2 2
+2 2
+
+
+# Test 15
+S15====
+101
+E15====
+
+111
+
+
+# Test 16
+S16====
+   1
+  19
+ 119
+E16====
+
+   2
+  20
+ 120
+
+
+# Test 17
+S17====
+ 100
+ 1
+
+ 100
+ 1
+E17====
+
+ 101
+ 2
+
+ 101
+ 1
+
+# Test 18
+S18====
+0
+0
+0
+0
+E18====
+
+3
+6
+9
+12
 
 
 
diff --git a/src/version.c b/src/version.c
index e5f2887..4c90f1d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    782,
+/**/
     781,
 /**/
     780,