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Re: modf chainsaw?
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From:
Yitzchak Scott-Thoennes
Date:
December 14, 2004 08:58
Subject:
Re: modf chainsaw?
Message ID:
20041214165758.GA548@efn.org
On Tue, Dec 14, 2004 at 12:44:50PM +0100, "H.Merijn Brand" <h.m.brand@hccnet.nl> wrote:
> On Tue 14 Dec 2004 12:14, Yitzchak Scott-Thoennes <sthoenna@efn.org> wrote:
> > > >Then the Perl_modfl stuff in numeric.c can be ripped out, and the
> > > >requirement for modfl for using long doubles can be removed from
> > > >Configure.
> > >
> > > OTOH:
> >
> > Yeah, I saw that, but couldn't make heads or tails of when an (IV) cast
> > would produce a different number than modf. Both should truncate zeroward.
> > Neither should involve any rounding at all.
> >
> > But I had meant to note it and that pp_int used to be another modf
> > consumer (5.8.0 and earlier).
>
> Which rules out the chainsaw, because the same Configure os used for 5.6.x,
> 5.8.x, and blead
I don't see people beating down doors to work on 5.6.3. And if that should
change, it's pp_int could be changed to use floor and ceil as post-5.8.0
perl does, or Configure could be patched to still refuse to build
uselongdouble without modfl for 5.6.3 only.
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