GNU bug report logs - #61215
29.0.60; font-lock broken in diff-mode with long lines

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Message #5 received at submit <at> debbugs.gnu.org (full text, mbox):

From: Juri Linkov <juri <at> linkov.net>
To: bug-gnu-emacs <at> gnu.org
Subject: 29.0.60; font-lock broken in diff-mode with long lines
Date: Wed, 01 Feb 2023 20:18:09 +0200

>> when there is at least one long line near the end of
>> a diff-mode buffer, then sometimes the buffer gets truncated,
>> 'diff-hunk-file-names' returns nil on diff headings,
>> and there are a lot of such errors in the Messages buffer:
>>
>>   Error during redisplay: (jit-lock-function 1) signaled (args-out-of-range #<buffer *vc-diff*> 1118 1370)
>
> We can and should fix this and other problems, but only if they are
> reported.  Would you please file a bug report for any such problem you
> find?

This is a new bug report created from bug#56682.

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