GNU bug report logs - #10792
24.0.93; emacs goes comatose opening C header

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Packages: cc-mode, emacs;

Reported by: John Yates <john <at> yates-sheets.org>

Date: Sat, 11 Feb 2012 19:40:05 UTC

Severity: normal

Merged with 10716, 10750

Found in version 24.0.93

Done: Chong Yidong <cyd <at> gnu.org>

Bug is archived. No further changes may be made.

Full log

Message #11 received at submit <at> debbugs.gnu.org (full text, mbox):

From: Alan Mackenzie <acm <at> muc.de>
To: John Yates <john <at> yates-sheets.org>
Cc: bug-gnu-emacs <at> gnu.org
Subject: Re: 24.0.93; emacs goes comatose opening C header
Date: Sat, 11 Feb 2012 20:05:07 +0000

Hello, John

On Sat, Feb 11, 2012 at 12:26:36PM -0500, John Yates wrote:
> When I attemt to visit the following header emacs locks up.  If
> I make the contents of the macro significantly shorted emacs is
> able to open and fontlock it successfully.  To me this suggests
> some form of n-squared processing.

For once, this problem has nothing to do with font locking.  It happens
when the buffer length exceeds 3000 bytes.  :-)

> -----------------------------------

> #define PARSE_TYPE_LIST \
> _EMIT_(PT_ZERO,            "*ZERO*"            ) _DELIM_ \
> _EMIT_(PT_CHAR1,           "CHAR"              ) _DELIM_ \
> _EMIT_(PTN_CHAR1,          "CHAR"              ) _DELIM_ \

..... ..... ..... ..... ..... ..... ..... ..... ..... .....

> _EMIT_(PT_SYNTH2,          "SYNTH2"            ) _DELIM_ \
> _EMIT_(PT_SYNTH4,          "SYNTH4"            ) _DELIM_ \
> _EMIT_(PT_END,             "*END*"             )
 
-- 
Alan Mackenzie (Nuremberg, Germany).
This bug report was last modified 13 years and 160 days ago.

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