From: storm@cua.dk (Kim F. Storm)
Cc: emacs-devel@gnu.org
Subject: Re: Lisp reader bug
Date: 04 Apr 2003 19:08:22 +0200 [thread overview]
Message-ID: <5xwuiab37d.fsf@kfs2.cua.dk> (raw)
In-Reply-To: <200304041124.UAA08985@etlken.m17n.org>
Kenichi Handa <handa@m17n.org> writes:
> Emacs of CVS HEAD has a bug in Lisp reader. For instance,
>
> (read (format "'%c" (decode-char 'ucs #x102)))
> => (quote )
>
> I'm not sure, but perhaps this change is the cause.
>
> 2003-02-18 Kim F. Storm <storm@cua.dk>
>
> * lread.c (read1): Fix last change.
> "`" is not always special. Allow "?" after a character constant.
>
> This change adds codes something like this (total 4 places):
>
> || index ("\"';([#?", next_next_char)
>
> but, it seems that `index' doesn't work well if the second
> arg is greater than 0xFF. Actually, if I change such lines
> to:
>
> || (next_next_char < 0x100 && index ("\"';([#?", next_next_char))
>
> the bug disappears.
>
> Kim, could you take a look at this problem?
I'm not aware of that limitation in `index' (it is not documented),
but if that's the case, your fix is appropriate... Please install it
if not already done.
--
Kim F. Storm <storm@cua.dk> http://www.cua.dk
next prev parent reply other threads:[~2003-04-04 17:08 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-04-04 11:24 Lisp reader bug Kenichi Handa
2003-04-04 17:08 ` Kim F. Storm [this message]
2003-04-04 15:53 ` Andreas Schwab
2003-04-09 7:14 ` Kenichi Handa
2003-04-05 8:12 ` Richard Stallman
2003-04-09 7:18 ` Kenichi Handa
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