Re: Fwd: Re: Inadequate documentation of silly characters on screen.

[Stefan Monnier <monnier@iro.umontreal.ca>]

>> Nothing gets truncated.  In Emacs 23 ?ñ is simply the number 241,
>> whereas in Emacs 22 is it the number 2289.  You can put 2289 in a string
>> in Emacs 23, but there is no defined unicode character with that value.

> The bug here is likely that setting a character in a unibyte string to a
> value between 160 and 255 does not result in an automatic conversion to
> multibyte.  That was correct in 22.3, since values in that range were
> raw binary bytes outside of any character set, but in 23.1 they correspond
> to valid Latin-1 codepoints.

If you think of unibyte strings as sequences of bytes, it makes perfect
sense to not automatically convert them to multibyte strings, since
a sequence of bytes cannot hold the character ñ, only the byte 241.


        Stefan