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From: Po Lu <luangruo@yahoo.com>
To: Eli Zaretskii <eliz@gnu.org>
Cc: "Arsen Arsenović" <arsen@aarsen.me>,
	mattias.engdegard@gmail.com, vibhavp@gmail.com, rpluim@gmail.com,
	emacs-devel@gnu.org
Subject: Re: HAVE_FAST_UNALIGNED_ACCESS
Date: Sun, 02 Apr 2023 08:50:22 +0800	[thread overview]
Message-ID: <87edp3rttd.fsf@yahoo.com> (raw)
In-Reply-To: <83jzyvy3l3.fsf@gnu.org> (Eli Zaretskii's message of "Sat, 01 Apr 2023 19:22:48 +0300")

Eli Zaretskii <eliz@gnu.org> writes:

>> From: Arsen Arsenović <arsen@aarsen.me>
>> Cc: luangruo@yahoo.com, mattias.engdegard@gmail.com, vibhavp@gmail.com,
>>  rpluim@gmail.com, emacs-devel@gnu.org
>> Date: Sat, 01 Apr 2023 17:22:48 +0200
>> 
>> I understand why you're arguing this, and I have to thank you for it -
>> such efforts keep Emacs as stable as it is - but this feels like an
>> example that is too trivial to apply such judgment to, hence my
>> position.  I am certain that you have an understanding of the issue at
>> hand, I'm only trying to provide a solution that's safe enough for 29.
>
> Among other reasons, we'd need a real-life case where this code fails
> to test any solutions.

-fsanitize=undefined is intended to detect these ``real-life cases''
before they occur.

We are talking about code that is less than three years old, in the
context of a procedure that has not been changed much since the days of
the Unicode branch!  How can you be so certain of its safety?



  reply	other threads:[~2023-04-02  0:50 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-30  9:34 HAVE_FAST_UNALIGNED_ACCESS Robert Pluim
2023-03-30 10:26 ` HAVE_FAST_UNALIGNED_ACCESS Eli Zaretskii
2023-03-30 11:09   ` HAVE_FAST_UNALIGNED_ACCESS Sam James
2023-03-30 12:18   ` HAVE_FAST_UNALIGNED_ACCESS Arsen Arsenović
     [not found]     ` <87v8ihu3t8.fsf@yahoo.com>
2023-03-31  7:15       ` HAVE_FAST_UNALIGNED_ACCESS Robert Pluim
2023-03-31  7:45       ` HAVE_FAST_UNALIGNED_ACCESS Arsen Arsenović
2023-03-31 17:29     ` HAVE_FAST_UNALIGNED_ACCESS Mattias Engdegård
2023-03-31 20:13       ` HAVE_FAST_UNALIGNED_ACCESS Arsen Arsenović
2023-03-30 10:28 ` HAVE_FAST_UNALIGNED_ACCESS Mattias Engdegård
2023-03-30 11:38 ` HAVE_FAST_UNALIGNED_ACCESS Vibhav Pant
2023-03-31 16:57   ` HAVE_FAST_UNALIGNED_ACCESS Mattias Engdegård
2023-03-31 17:59     ` HAVE_FAST_UNALIGNED_ACCESS Eli Zaretskii
2023-03-31 18:03       ` HAVE_FAST_UNALIGNED_ACCESS Mattias Engdegård
2023-03-31 18:12         ` HAVE_FAST_UNALIGNED_ACCESS Eli Zaretskii
2023-04-01  0:45         ` HAVE_FAST_UNALIGNED_ACCESS Po Lu
2023-04-01  5:43           ` HAVE_FAST_UNALIGNED_ACCESS Eli Zaretskii
2023-04-01  6:31             ` HAVE_FAST_UNALIGNED_ACCESS Po Lu
2023-04-01  6:39               ` HAVE_FAST_UNALIGNED_ACCESS Eli Zaretskii
2023-04-01  7:42                 ` HAVE_FAST_UNALIGNED_ACCESS Mattias Engdegård
2023-04-01  8:19                   ` HAVE_FAST_UNALIGNED_ACCESS Eli Zaretskii
2023-04-01  9:17                     ` HAVE_FAST_UNALIGNED_ACCESS Po Lu
2023-04-01 11:25                       ` HAVE_FAST_UNALIGNED_ACCESS Eli Zaretskii
2023-04-01 12:59                         ` HAVE_FAST_UNALIGNED_ACCESS Arsen Arsenović
2023-04-01 13:33                           ` HAVE_FAST_UNALIGNED_ACCESS Eli Zaretskii
2023-04-01 15:22                             ` HAVE_FAST_UNALIGNED_ACCESS Arsen Arsenović
2023-04-01 16:22                               ` HAVE_FAST_UNALIGNED_ACCESS Eli Zaretskii
2023-04-02  0:50                                 ` Po Lu [this message]
2023-04-02  0:48                             ` HAVE_FAST_UNALIGNED_ACCESS Po Lu

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