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From: Ilya Zakharevich <nospam-abuse@ilyaz.org>
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Subject: Re: (cperl-mode) Problems with syntax highlighting after __DATA__ !
Date: Fri, 15 Oct 2010 06:57:53 +0000 (UTC)
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On 2010-10-13, LanX <lanx.perl@googlemail.com> wrote:
> Hi
>
> I have a perlscript processing  a large HTML File (>5000 lines)
> included after a __DATA__ directive.
>
> I can't scroll anymore thru the buffer because emacs always hangs when
> trying to fontify the HTML code according to perl-syntax.
>
> I have no problems when I toggle font-lock-mode of.
>
> Shouldn't cperl stop highlighting after __DATA__ ?

No.  What follows __DATA__ is usually code.  ;-)  Still, this should
better not happen.  If you can reproduce the problem with v21 and "my"
CPerl, I may try to look into it.  (Highlighting in v22 and in v23 is
more or less completely broken.)

Ilya