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Re: O(1) ISA isa not as great as hoped (was Re: the warning aboutparents in Universal->isa)

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From:
Michael G Schwern
Date:
September 12, 2008 14:08
Subject:
Re: O(1) ISA isa not as great as hoped (was Re: the warning aboutparents in Universal->isa)
Message ID:
48CADA50.9090202@pobox.com
Nicholas Clark wrote:
> So it's using about 1% less CPU. :-)
> Only :-(
> 
> Further thoughts?

I'll take a 1% speed up.  Better than the usual 1% slow down.

Otherwise my thinking is that it's not the @ISA traverse but something else
expensive in isa_lookup.  There's a lot of code in there.


-- 
emacs -- THAT'S NO EDITOR... IT'S AN OPERATING SYSTEM!

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