vim-patch:7.4.542

Problem:    Using a range for window and buffer commands has a few
            problems.
            Cannot specify the type of range for a user command.
Solution:   Add the -addr argument for user commands.  Fix problems.
            (Marcin Szamotulski

https://code.google.com/p/vim/source/detail?name=v7-4-542

runtime/doc/map.txt

@@ -1358,6 +1358,20 @@ Possible attributes are:
 Note that -range=N and -count=N are mutually exclusive - only one should be
 specified.
 
+                                                  *E889* *:command-addr*
+It is possible that the special characters in the range like `.`, `$` or `%`
+which by default correspond to the current line, last line and the whole
+buffer, relate to arguments, (loaded) buffers, windows or tab pages.
+
+Possible values are:
+     -addr=lines            Range of lines (this is the default)
+     -addr=arguments        Range for arguments
+     -addr=buffers          Range for buffers (also not loaded buffers)
+     -addr=loaded_buffers   Range for loaded buffers
+     -addr=windows          Range for windows
+     -addr=tabs             Range for tab pages
+
+
 Special cases				*:command-bang* *:command-bar*
 					*:command-register* *:command-buffer*
 There are some special cases as well: