From: Stefan Monnier <monnier@IRO.UMontreal.CA>
To: Lennart Borgman <lennart.borgman@gmail.com>
Cc: 6388@debbugs.gnu.org
Subject: bug#6388: Should not match data be set on misses?
Date: Thu, 10 Jun 2010 14:57:01 -0400 [thread overview]
Message-ID: <jwvwru6hg6g.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <AANLkTilCx6Pnn4laYATdhrEU4hw1g2XGFdKZTkVSJnvc@mail.gmail.com> (Lennart Borgman's message of "Thu, 10 Jun 2010 15:35:17 +0200")
>> The main obstacle to such a change are:
>> - it breaks some code.
> Aka it makes some bugs (bad assumptions) surface. That is not always bad.
I really meant bugs, as in: the code consciously takes advantage of
current behavior. Those assumptions are only bad if we define them
that way.
> Yes, that is true. However the current behavior probably wastes a lot
> of time for those unaware of it.
Just like with programming with monitors where you're taught "always do
the wait within a `while' loop", regexp-patching should always take
place within a `if' or equivalent,
Stefan
prev parent reply other threads:[~2010-06-10 18:57 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-10 0:42 bug#6388: Should not match data be set on misses? Lennart Borgman
2010-06-10 2:03 ` Eli Zaretskii
2010-06-10 13:04 ` Stefan Monnier
2010-06-10 13:35 ` Lennart Borgman
2010-06-10 18:57 ` Stefan Monnier [this message]
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