On Thursday 16 March 2006 12:09, Tom Lane wrote:
> "Dann Corbit" <DCorbit@connx.com> writes:
> > I sent him a copy
>
> Thanks. This is really interesting: the switch to insertion sort on
> perfect pivot is simply not there in Bentley & McIlroy's paper. So
> it was added later, and evidently not tested as carefully as it should
> have been. At this point I'm more than half tempted to take it out
> entirely.
>
> So we still have a problem of software archaeology: who added the
> insertion sort switch to the NetBSD version, and on what grounds?
This is when that particular code was pushed in, as to why exactly, you'll
have to ask mycroft.
http://cvsweb.netbsd.org/bsdweb.cgi/src/lib/libc/stdlib/qsort.c.diff?r1=1.3&r2=1.4&only_with_tag=MAIN
>
> regards, tom lane
>
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