GNU bug report logs - #56682
Fix the long lines font locking related slowdowns

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Message #391 received at 56682 <at> debbugs.gnu.org (full text, mbox):

From: Gregory Heytings <gregory <at> heytings.org>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 56682 <at> debbugs.gnu.org, monnier <at> iro.umontreal.ca
Subject: Re: bug#56682: Fix the long lines font locking related slowdowns
Date: Sat, 30 Jul 2022 11:36:26 +0000

>> is apparently not enough, because "2-3" seems to install an 
>> integer-or-marker-p check on the third argument, which raises a 
>> (wrong-type-argument integer-or-marker-p nil) or (wrong-type-argument 
>> integer-or-marker-p t) error when narrow-to-region is called from 
>> byte-compiled code.
>
> Where's the integer-or-marker-p test installed and/or called from?
>

It is called when narrow-to-region, which has its own opcode, is called 
from byte-compiled code.  But I have no idea where it is installed.

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