Subject: Re: bug#53071: 28.0.90; Emacs 28 regression: incorrect code generation for complex pcase forms?
From: Mattias Engdegård <[email-masked]>
To: Michael Heerdegen <[email-masked]>
Cc: [email-masked], Philipp <[email-masked]>, Stefan Monnier <[email-masked]>, Paul Pogonyshev <[email-masked]>
Date: Wed, 12 Jan 2022 17:03:44 +0100
List-Id: <debbugs-submit.debbugs.gnu.org>

12 jan. 2022 kl. 16.35 skrev Mattias Engdegård <[email-masked]>:
> 
> 12 jan. 2022 kl. 15.10 skrev Michael Heerdegen <[email-masked]>:
> 
>>> commit 1362a9fec4dff341a84c881ac17dbf1ee2cf82fd
>>> Author: Mattias Engdegård <[email-masked]>
>>> Date:   Fri Mar 5 20:21:01 2021 +0100
>>> 
>>>   Make lambda-lifting work again
>> 
>> Not that again.  Let's CC Mattias then.
> 
> Again? In any case, that change only fixed a typo in earlier code by Stefan. More likely to be a logic error in the parent change (a350ae058cae), or in edebug.

No, you're right, it's bug#51982 again. I've backported the fix from master, which we should have done from the beginning. Paul, I'd like to say on record that listening to you would have saved us much time.

Thanks for bringing this to my attention!