Re: "error: too deeply nested expressions" for large Perl input file

[Gavin Smith]

On Sun, Jul 09, 2023 at 11:27:15AM +0100, Tomasz Kłoczko wrote:
> On Sun, 9 Jul 2023 at 11:06, Gavin Smith <gavinsmith0123@gmail.com> wrote:
> 
> > In gettext 0.22, there is an error running xgettext with a large input
> > file:
> >
> > $ /usr/local/bin/xgettext    HTML.pm
> > HTML.pm:8052: error: too deeply nested expressions
> >
> > This makes "make update-po" break in the Texinfo package.
> >
> > I have tried to reduce the input file to a minimal case by deleting
> > chunks of the file but beyond a certain point the error disappears.
> >
> > For example, just removing the three lines
> >
> >   foreach my $def_command (keys(%def_commands)) {
> >     $formatted_line_commands{$def_command} = 1 if
> > ($line_commands{$def_command});
> >   }
> >
> > from early in the file makes the error go away.
> >
> > I expect whatever counting of "nested expressions" is being done
> > isn't counting correctly.
> >
> 
> OK so what should be fixed?🤔 gettext?

Yes, this is why I sent this mail to bug-gettext.