[Haskell-cafe] x86 code generation going wrong?

[Branimir Maksimovic]

>From: dons at cse.unsw.edu.au (Donald Bruce Stewart)
>To: Branimir Maksimovic <bmaxa at hotmail.com>
>CC: haskell at list.mightyreason.com, 
>bts at alum.mit.edu,haskell-cafe at haskell.org
>Subject: Re: [Haskell-cafe] x86 code generation going wrong?
>Date: Mon, 9 Jan 2006 11:15:51 +1100
>
>bmaxa:
> >
> >
> >
> > >From: Chris Kuklewicz <haskell at list.mightyreason.com>
> > >To: bts at alum.mit.edu, Haskell Cafe <haskell-cafe at haskell.org>
> > >Subject: Re: [Haskell-cafe] x86 code generation going wrong?
> > >Date: Sun, 08 Jan 2006 20:33:57 +0000
> > >
> > >Brian Sniffen wrote:
> > >> The first couldn't even complete on my 2.26 GHz Celeron! It's only 
>got
> > >> 512 MB of RAM,  which may be part of the problem.
> > >
> > >I should not leak memory but it may be an optimization problem.
> > >
> > >Try explicitly using "ghc -O2 -funbox-strict-fields".
> > >
> > On p4. 2.4 ghz 512mb first example takes about 2.5 mb of ram.
> > I've compiled explicitelly with -O2, because without optimisations it 
>takes
> > ridicilously large amount of RAM.
> > I've changed {# OPTIONS to OPTIONS_GHC as Bulat sugested
> > but still no effect. Options have to be specified on command line in
> > order to work.
>
>Ensure that the {-# OPTIONS ... #-} lines is the *first* line of the
>file, and that no comments precede it.
>

Aaah, I didn't knew that. Now this works, thanks!


Greetings, Bane.

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