GNU bug report logs - #73778
30.0.91; cpp-ts-mode indentation never finishes

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From: Augustin Chéneau (BTuin) <btuin <at> mailo.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: Yuan Fu <casouri <at> gmail.com>, 73778 <at> debbugs.gnu.org
Subject: bug#73778: 30.0.91; cpp-ts-mode indentation never finishes
Date: Sat, 19 Oct 2024 12:58:36 +0200

Le 19/10/2024 à 10:12, Eli Zaretskii a écrit :
>> Date: Sat, 12 Oct 2024 21:20:47 +0200
>> From:  Augustin Chéneau (BTuin) via "Bug reports for GNU Emacs,
>>   the Swiss army knife of text editors" <bug-gnu-emacs <at> gnu.org>
>>
>> In c++-ts-mode, there is a bug when I indent a line with <tab>.
>>
>> This is trivially reproducible with the below code:
>>
>> int func() {
>> 	int a;
>> 	int b;
>>       }
>>
>> Place your point before "int b;", press <tab>, and the indentation
>> process never finishes.
>>
>> This is caused by an error in c-ts-mode--anchor-prev-sibling, as the
>> condition of the last "or" in the function has incorrect
>> delimitation. Which means that the "if" will run the second test on
>> success, which then cause the function to be stuck in an infinite loop.
>>
>> I would gladly send you a patch, but I've been stuck in the legal limbo
>> of the copyright assignment for months now and I cannot contribute to
>> GNU Emacs (or any GNU project for the matter).
>>
>> I hope my description will be enough.
> 
> I cannot reproduce this on the latest emacs-30 branch, perhaps because
> changes were installed in the function you mention two days after you
> have built your Emacs.  Can you try the latest emacs-30 branch and see
> if the problem still persists?
> 
> Thanks.

It seems it was indeed solved by commit 
c154047c46ae833a114e84d72e62269d12c3249d, thanks!

I don't know how to close this bug report, though.

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