[LyX/master] Fix bug #12772

[Kornel Benko]

Am Sat, 27 May 2023 12:37:46 -0400
schrieb Richard Kimberly Heck <rikiheck at gmail.com>:

> On 5/27/23 02:57, Kornel Benko wrote:
> > Am Sat, 27 May 2023 04:30:16 +0200 (CEST)
> > schrieb Richard Kimberly Heck <rikiheck at lyx.org>:
> >  
> >> commit 4ed0312c51704780af1c452d3a82a84171b3725a
> >> Author: Daniel Ramoeller <d.lyx at web.de>
> >> Date:   Fri May 26 23:38:16 2023 -0400
> >>
> >>      Fix bug #12772
> >> ---  
> > I get here
> > /usr2/src/lyx/lyx-git/src/Text.cpp: In member function ‘void
> > lyx::Text::dispatch(lyx::Cursor&, lyx::FuncRequest&)’:
> > /usr2/src/lyx/lyx-git/src/Text.cpp:5399:45: warning: unknown escape sequence: '\.'
> > 5399 | regex const link_re("^(([a-z]+):|www\.).*");
> >                           ^~~~~~~~~~~~~~~~~~~~~~
> >
> > You probably meant
> > 	regex const link_re("^(([a-z]+):|www\\.).*");  
> 
> Thanks. Odd I didn't see the warning.
> 
> Riki
> 
> 

Maybe some gcc settings?
Here it is (among others)
	g++-12
	--std=c++20 ...
	-Wall
which includes -Wformat.

	Kornel
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