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From: David Moore <dmoore@ucsd.edu>
Date: 26 Mar 1997 10:31:45 -0800
In-Reply-To: "William M. Perry"'s message of Wed, 26 Mar 1997 07:51:46 -0800
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"William M. Perry" <wmperry@aventail.com> writes:

>   Are either of you running a XEmacs with debugging or error checking
> turned on?  Emacs-W3 makes extensive use of extents, and this is where you
> get hammered a lot with error checking turned on.

If you don't manually use '--error-checking=none', you'll get error
checking.  And the extent error checking turns many O(1) operations into
O(N) and O(N) into O(N^2) in the number of extents.  So in large buffers
with lots of extents, you get whacked pretty badly.

-- 
David Moore <dmoore@ucsd.edu>       | Computer Systems Lab      __o
UCSD Dept. Computer Science - 0114  | Work: (619) 534-8604    _ \<,_
La Jolla, CA 92093-0114             | Fax:  (619) 534-1445   (_)/ (_)
<URL:http://oj.egbt.org/dmoore/>    | In a cloud bones of steel.

