GNU bug report logs - #48479
28.0.50; Crash on `read--expression'

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From: Andreas Schwab <schwab <at> linux-m68k.org>
To: 48479 <at> debbugs.gnu.org
Cc: rms <at> gnu.org, mattiase <at> acm.org, monnier <at> iro.umontreal.ca, larsi <at> gnus.org, eliz <at> gnu.org
Subject: bug#48479: 28.0.50; Crash on `read--expression'
Date: Tue, 18 May 2021 19:46:28 +0200

On Mai 18 2021, Stefan Monnier via "Bug reports for GNU Emacs, the Swiss army knife of text editors" wrote:

>>> Is there any significant advantage of not detecting syntax errors?
>> I don't think I agree that this is a syntax error.
>> What do others think about this?  Lars? Stefan? Richard?
>
> I think the condition handler of `condition-case` should be of the form
> (CONDITIONS . BODY) so I think having nil counts as a syntax error, tho
> it's arguable since nil ≃ (nil . nil)

For some reason, the loop at the top of internal_lisp_condition_case
explicitly allows for a handler to be nil.

Andreas.

-- 
Andreas Schwab, schwab <at> linux-m68k.org
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