patch 8.2.2011: "syn sync" reports a very large number

Problem:    "syn sync" reports a very large number.
Solution:   Use "at the first line".

Author: brammool

src/syntax.c

@@ -3869,9 +3869,14 @@ syn_cmd_list(
 		msg_puts(_("no syncing"));
 	    else
 	    {
-		msg_puts(_("syncing starts "));
-		msg_outnum(curwin->w_s->b_syn_sync_minlines);
-		msg_puts(_(" lines before top line"));
+		if (curwin->w_s->b_syn_sync_minlines == MAXLNUM)
+		    msg_puts(_("syncing starts at the first line"));
+		else
+		{
+		    msg_puts(_("syncing starts "));
+		    msg_outnum(curwin->w_s->b_syn_sync_minlines);
+		    msg_puts(_(" lines before top line"));
+		}
 		syn_match_msg();
 	    }
 	    return;
@@ -3935,19 +3940,24 @@ syn_lines_msg(void)
 				      || curwin->w_s->b_syn_sync_minlines > 0)
     {
 	msg_puts("; ");
-	if (curwin->w_s->b_syn_sync_minlines > 0)
-	{
-	    msg_puts(_("minimal "));
-	    msg_outnum(curwin->w_s->b_syn_sync_minlines);
-	    if (curwin->w_s->b_syn_sync_maxlines)
-		msg_puts(", ");
-	}
-	if (curwin->w_s->b_syn_sync_maxlines > 0)
+	if (curwin->w_s->b_syn_sync_minlines == MAXLNUM)
+	    msg_puts(_("from the first line"));
+	else
 	{
-	    msg_puts(_("maximal "));
-	    msg_outnum(curwin->w_s->b_syn_sync_maxlines);
+	    if (curwin->w_s->b_syn_sync_minlines > 0)
+	    {
+		msg_puts(_("minimal "));
+		msg_outnum(curwin->w_s->b_syn_sync_minlines);
+		if (curwin->w_s->b_syn_sync_maxlines)
+		    msg_puts(", ");
+	    }
+	    if (curwin->w_s->b_syn_sync_maxlines > 0)
+	    {
+		msg_puts(_("maximal "));
+		msg_outnum(curwin->w_s->b_syn_sync_maxlines);
+	    }
+	    msg_puts(_(" lines before top line"));
 	}
-	msg_puts(_(" lines before top line"));
     }
 }
 

src/testdir/test_syntax.vim

@@ -316,6 +316,8 @@ func Test_syntax_arg_skipped()
     syn sync ccomment
   endif
   call assert_notmatch('on C-style comments', execute('syntax sync'))
+  syn sync fromstart
+  call assert_match('syncing starts at the first line', execute('syntax sync'))
 
   syn clear
 endfunc
@@ -735,6 +737,7 @@ func Test_syntax_foldlevel()
   redir END
   call assert_equal("\nsyntax foldlevel start", @c)
   syn sync fromstart
+  call assert_match('from the first line$', execute('syn sync'))
   let a = map(range(3,9), 'foldclosed(v:val)')
   call assert_equal([3,3,3,3,3,3,3], a) " attached cascade folds together
   let a = map(range(10,15), 'foldclosed(v:val)')

src/version.c

@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2011,
 /**/
     2010,
 /**/