GNU bug report logs - #63272
29.0.90; xref fails on long lines

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Message #8 received at 63272 <at> debbugs.gnu.org (full text, mbox):

From: Dmitry Gutov <dmitry <at> gutov.dev>
To: Juri Linkov <juri <at> linkov.net>, 63272 <at> debbugs.gnu.org
Subject: Re: bug#63272: 29.0.90; xref fails on long lines
Date: Thu, 4 May 2023 18:33:17 +0300

On 04/05/2023 18:07, Juri Linkov wrote:
> 1. Create a file with a long line, e.g. type
> 
>     a C-u 500000 b c
> 
> Save the file and commit to git.
> (long-line-optimizations-p returns t)
> 
> 2. Try to search a regexp that matches the whole long line, e.g.
> 
>     C-x p g a.*c RET
> 
> Debugger entered--Lisp error: (error "Stack overflow in regexp matcher")

Isn't that more like a problem with the regexp you entered, or with our 
regexp engine?

E.g. try this:

  C-x p g a[^c]*c RET

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