Re: strange char in whitespace-display-mappings

[Jason Rumney]

On Sunday, 22 July 2012 06:34:15 UTC+8, Xah Lee  wrote:
> in whitespace-mode, there's this default value for 
> whitespace-display-mappings :
> 
> ((space-mark 32 [183] [46])
>  (space-mark 160 [164] [95])
>  (space-mark 2208 [2212] [95])
>  (space-mark 2336 [2340] [95])
>  (space-mark 3616 [3620] [95])
>  (space-mark 3872 [3876] [95])
>  (newline-mark 10 [36 10])
>  (tab-mark 9 [187 9] [92 9])
> )
> 
> many of the code points are chars from Thai, Tibetan, Devanagari, and 
> including invalid unicode code points. But they are not whitespaces. (i 
> deciphered them here with glyph display 
> http://ergoemacs.org/emacs/whitespace-mode.html )
> 
> anyone know what these are?

It looks like a bug. Probably the file has not been updated since the internal 
encoding for Emacs was changed from emacs-mule to utf-8-emacs.