From: Corinna Vinschen <corinna-cygwin@cygwin.com>
To: cygwin@cygwin.com
Subject: Re: [ANNOUNCEMENT] TEST RELEASE: Cygwin 2.11.0-0.1
Date: Mon, 13 Aug 2018 07:47:00 -0000 [thread overview]
Message-ID: <20180813074718.GD3747@calimero.vinschen.de> (raw)
In-Reply-To: <57b3092a9b5027be5f14e59c305200bc@smtp-cloud8.xs4all.net>
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On Aug 10 14:43, Houder wrote:
> On Fri, 10 Aug 2018 13:42:54, Corinna Vinschen wrote:
> [snip]
>
> > > 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 =3D 0x3d; // FE_ALL_EXCEPT on Linux, i.e. the denormal-...
> > > // exception is excluded on Linux
> > >
> > > to:
> > > const int xxx =3D 0x3f; // Cygwin allows the denormal-operand exception;
> > > // Linux (Andreas Jaeger) does not.
> > > // This exception is not defined by the IEEE 754
> > > // standard (Floating-Point Arithmetic)
> >
> > Shall we change that? A patch would be nice. ;)
>
> That is possible ...
>
> As on Linux, the denormal-operand exception will always be masked after this
> change ... (both in the default env. and in the "nomask" env.)
>
> Meaning that, after this change, this exception can * no longer * be enabled
> through the API of fenv.h
>
> Objections? Anyone?
Not from me.
Corinna
--
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Maintainer cygwin AT cygwin DOT com
Red Hat
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next prev parent reply other threads:[~2018-08-13 7:47 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-09 20:27 Corinna Vinschen
2018-08-10 0:05 ` Andrey Repin
2018-08-10 11:05 ` Houder
2018-08-10 11:43 ` Corinna Vinschen
2018-08-10 12:43 ` Houder
2018-08-13 7:47 ` Corinna Vinschen [this message]
2018-08-13 8:03 ` Houder
2018-08-13 8:23 ` Corinna Vinschen
2018-08-13 21:29 ` Houder
2018-08-13 22:16 ` Houder
2018-08-13 22:16 ` Eric Blake
2018-08-13 22:26 ` Houder
2018-08-14 6:09 ` john doe
2018-08-14 9:50 ` Corinna Vinschen
2018-08-14 11:38 ` Houder
2018-08-13 20:27 ` Achim Gratz
2018-08-10 16:01 ` Marco Atzeri
2018-08-13 7:48 ` Corinna Vinschen
2018-08-13 8:36 ` Thomas Wolff
2018-08-13 11:25 ` Corinna Vinschen
2018-08-16 21:33 ` Achim Gratz
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