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Date: Mon, 13 Aug 2018 09:47:18 +0200
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: [ANNOUNCEMENT] TEST RELEASE: Cygwin 2.11.0-0.1
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On Aug 10 14:43, Houder wrote:
> On Fri, 10 Aug 2018 13:42:54, Corinna Vinschen wrote:
> [snip]
>=20
> > > Note: the following line must be changed in STC-FENV.c (the STC that =
was
> > > attached to the bug report -- the last one above).
> > >
> > > from:
> > > const int xxx =3D3D 0x3d; // FE_ALL_EXCEPT on Linux, i.e. the denorma=
l-...
> > >                         // exception is excluded on Linux
> > >
> > > to:
> > > const int xxx =3D3D 0x3f; // Cygwin allows the denormal-operand excep=
tion;
> > >                         // Linux (Andreas Jaeger) does not.
> > >                         // This exception is not defined by the IEEE =
754
> > >                         // standard (Floating-Point Arithmetic)
> >=20
> > Shall we change that?  A patch would be nice. ;)
>=20
> That is possible ...
>=20
> As on Linux, the denormal-operand exception will always be masked after t=
his
> change ... (both in the default env. and in the "nomask" env.)
>=20
> Meaning that, after this change, this exception can * no longer * be enab=
led
> through the API of fenv.h
>=20
> Objections? Anyone?

Not from me.


Corinna

--=20
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat

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