Ann: HAllInOne bug fix release
Hal Daume
t-hald@microsoft.com
Wed, 30 Jul 2003 16:22:58 -0700
Ah, apparently it is not (at least not the Cygwin version).
I recompiled NHC with GHC -O2, both the separate compilation version and
the all-in-over version. Averaged over five runs, we see that the
separate compilation version is actually *faster* than the ai1 version:
standard nhc compiled with ghc:
real 0m27.167s
user 0m9.991s
sys 0m1.304s
nhc all-in-one:
real 0m31.411s
user 0m10.007s
sys 0m1.299s
i am completely unable to explain this. someone want to hazard a guess?
- hal, who is a bit disappointed now :(
--
Hal Daume III | hdaume@isi.edu
"Arrest this man, he talks in maths." | www.isi.edu/~hdaume
> -----Original Message-----
> From: haskell-admin@haskell.org=20
> [mailto:haskell-admin@haskell.org] On Behalf Of Wolfgang Jeltsch
> Sent: Wednesday, July 30, 2003 2:59 PM
> To: The Haskell Mailing List
> Subject: Re: Ann: HAllInOne bug fix release
>=20
>=20
> On Wednesday, 2003-07-30, 23:36, CEST, Hal Daume III wrote:
> > [...]
>=20
> > A few people have asked me for speed-up results from=20
> All-In-One-ifying code,
> > so here's a good one. We take two versions of NHC. One is=20
> the original
> > binary distribution and the other is the All-In-One-ified=20
> version, compiled
> > by GHC.
>=20
> Hi,
>=20
> is the original binary distribution compiled with GHC? If=20
> not, the speed-up=20
> may also be the result of using a different compiler (i.e., GHC).
>=20
> > [...]
>=20
> Wolfgang
>=20
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