patch 7.4.2362

Problem:    Illegal memory access with ":1@". (Dominique Pelle)
Solution:   Correct cursor column after setting the line number.  Also avoid
            calling end_visual_mode() when not in Visual mode.

src/ex_docmd.c

@@ -9388,6 +9388,7 @@ ex_at(exarg_T *eap)
     int		prev_len = typebuf.tb_len;
 
     curwin->w_cursor.lnum = eap->line2;
+    check_cursor_col();
 
 #ifdef USE_ON_FLY_SCROLL
     dont_scroll = TRUE;		/* disallow scrolling here */