GNU bug report logs - #6878
bool-vectors of length 0 signal error when aref/aset the 0th element

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Message #20 received at 6878 <at> debbugs.gnu.org (full text, mbox):

From: MON KEY <monkey <at> sandpframing.com>
To: 6878 <at> debbugs.gnu.org
Cc: Stefan Monnier <monnier <at> iro.umontreal.ca>
Subject: Re: bug#6878: bool-vectors of length 0 signal error when aref/aset
	the 0th element
Date: Thu, 19 Aug 2010 10:13:42 -0400

On Thu, Aug 19, 2010 at 4:42 AM, Andreas Schwab <schwab <at> linux-m68k.org> wrote:
>> ,---- (info "(elisp)Bool-Vector Type")
>> |
>> | "A "bool-vector" is a one-dimensional array of elements that must be `t'
>> | or `nil'."
>
> All elements of (make-bool-vector 0 t) are either t or nil.
>

Prove it!

Please provide one piece of code that explicitly allows accessing the
`t' at elt 0 and/or distinguishing whether the elt at idx 0 is either
`t' or `nil'.

I can't find a way to do it. Can you?

In the absence of a working example I think you have a bug on your hands.

> Andreas.

--
/s_P\

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