Re: [Gcl-devel] Re: m68k gcl/maxima: Minor Floating point errors
Subject: Re: [Gcl-devel] Re: m68k gcl/maxima: Minor Floating point errors
From: Camm Maguire
Date: 05 Oct 2002 15:44:26 -0400
Greetings! OK -- at your request, I've removed the -ffloat-store and
escaped the relevant maxima tests on m68k.
Take care,
Richard Zidlicky <rz@linux-m68k.org> writes:
> On Fri, Sep 20, 2002 at 09:17:49AM -0400, Camm Maguire wrote:
>
> > That did it -- thanks! As Richard Fateman observed, its quite
> > surprising the magnitude of the difference was so large. Apparently
> > m68k has the more accurate answer, right? In any case, I'm adding
> > -ffloat-store to gcl's compile flags on m68k to avoid testing
> > problems.
>
> try to avoid that if possible, it has some runtime overhead. Wouldn't
> it be possible to use the extra precision? Declare the doubles as
> 'long double' to avoid surprising results.
>
> Richard
>
>
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--
Camm Maguire camm@enhanced.com
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