Re: D>F and S>F first draft

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From	Paul Rubin <no.email@nospam.invalid>
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Subject	Re: D>F and S>F first draft
Date	Mon, 23 Nov 2015 18:49:08 -0800
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"HAA" <someone@microsoft.com> writes:
> I didn't read it that way, but if correct, I see no practical
> difference between 'rounding' to some system-dependent fp value and an
> ambiguous condition.

Think of a number around 2**60 which can be approximated in an IEEE
double but not represented exactly.  Converting it to the closest double
is the sane and reasonable thing to do.  Ambiguous condition means the
implementing could instead convert it to a random number, or infinity,
or throw an exception, or whatever.  That's not good.

Thread

RfD: D>F and S>F  first draft C G Montgomery <cgm@physics.utoledo.edu> - 2015-11-21 17:59 -0500
  Re: D>F and S>F  first draft "HAA" <someone@microsoft.com> - 2015-11-22 18:25 +1100
    Re: D>F and S>F  first draft krishna.myneni@ccreweb.org - 2015-11-22 06:20 -0800
      Re: D>F and S>F  first draft "HAA" <someone@microsoft.com> - 2015-11-23 10:58 +1100
        Re: D>F and S>F  first draft Bernd Paysan <bernd.paysan@gmx.de> - 2015-11-23 02:57 +0100
          Re: D>F and S>F  first draft "HAA" <someone@microsoft.com> - 2015-11-24 13:16 +1100
            Re: D>F and S>F  first draft Paul Rubin <no.email@nospam.invalid> - 2015-11-23 18:49 -0800
              Re: D>F and S>F  first draft "HAA" <someone@microsoft.com> - 2015-11-25 11:51 +1100
                Re: D>F and S>F  first draft Paul Rubin <no.email@nospam.invalid> - 2015-11-24 17:26 -0800
            Re: D>F and S>F  first draft Bernd Paysan <bernd.paysan@gmx.de> - 2015-11-25 02:43 +0100
              Re: D>F and S>F  first draft "HAA" <someone@microsoft.com> - 2015-11-26 12:16 +1100
                Re: D>F and S>F  first draft Paul Rubin <no.email@nospam.invalid> - 2015-11-25 17:47 -0800
                Re: D>F and S>F  first draft "HAA" <someone@microsoft.com> - 2015-11-26 15:47 +1100
                Re: D>F and S>F  first draft Paul Rubin <no.email@nospam.invalid> - 2015-11-25 23:07 -0800
                Re: D>F and S>F  first draft anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-11-26 07:27 +0000
                Re: D>F and S>F  first draft anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-11-26 09:19 +0000
                Re: D>F and S>F  first draft "HAA" <someone@microsoft.com> - 2015-11-28 04:26 +1100
                Re: D>F and S>F  first draft anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-11-28 11:31 +0000
                Re: D>F and S>F  first draft "HAA" <someone@microsoft.com> - 2015-11-29 20:23 +1100
                Re: D>F and S>F  first draft Bernd Paysan <bernd.paysan@gmx.de> - 2015-11-29 20:39 +0100
                Re: D>F and S>F  first draft "HAA" <someone@microsoft.com> - 2015-12-05 17:48 +1100
                Re: D>F and S>F  first draft Julian Fondren <julian.fondren@gmail.com> - 2015-12-04 23:58 -0800
                Re: D>F and S>F  first draft mhx@iae.nl - 2015-12-05 02:19 -0800
                Re: D>F and S>F  first draft anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-12-05 11:25 +0000
                Re: D>F and S>F first draft Albert van der Horst <albert@spenarnc.xs4all.nl> - 2015-12-05 13:11 +0000
                Re: D>F and S>F  first draft mhx@iae.nl - 2015-12-05 05:27 -0800
                Re: D>F and S>F  first draft anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-12-05 15:33 +0000
                Re: D>F and S>F  first draft mhx@iae.nl - 2015-12-07 10:10 -0800
                Re: D>F and S>F  first draft anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-12-09 16:58 +0000
                Re: D>F and S>F  first draft krishna.myneni@ccreweb.org - 2015-12-06 10:23 -0800
                Re: D>F and S>F  first draft Bernd Paysan <bernd.paysan@gmx.de> - 2015-12-06 21:37 +0100
                Re: D>F and S>F  first draft Bernd Paysan <bernd.paysan@gmx.de> - 2015-12-05 19:08 +0100
                Re: D>F and S>F  first draft anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-11-30 08:33 +0000
                Re: D>F and S>F first draft "Elizabeth D. Rather" <erather@forth.com> - 2015-11-25 21:43 -1000
                Re: D>F and S>F first draft "HAA" <someone@microsoft.com> - 2015-11-28 19:28 +1100
                Re: D>F and S>F first draft Albert van der Horst <albert@spenarnc.xs4all.nl> - 2015-11-26 11:37 +0000
    Re: D>F and S>F  first draft anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-11-22 15:10 +0000
    Re: D>F and S>F  first draft Bernd Paysan <bernd.paysan@gmx.de> - 2015-11-22 20:48 +0100
      Re: D>F and S>F first draft "Elizabeth D. Rather" <erather@forth.com> - 2015-11-22 13:42 -1000
        Re: D>F and S>F first draft anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-11-23 11:50 +0000
          Re: D>F and S>F first draft "Elizabeth D. Rather" <erather@forth.com> - 2015-11-23 12:46 -1000
            Forth libraries Lars Brinkhoff <lars.spam@nocrew.org> - 2015-11-24 08:55 +0100
  Re: RfD: D>F and S>F  first draft krishna.myneni@ccreweb.org - 2015-11-22 06:33 -0800
    Re: RfD: D>F and S>F  first draft anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-11-22 16:00 +0000
      Re: RfD: D>F and S>F  first draft krishna.myneni@ccreweb.org - 2015-11-22 08:53 -0800
        Re: RfD: D>F and S>F  first draft krishna.myneni@ccreweb.org - 2015-11-22 09:11 -0800
        Re: RfD: D>F and S>F  first draft anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-11-22 18:24 +0000
      Re: RfD: D>F and S>F  first draft Paul Rubin <no.email@nospam.invalid> - 2015-11-22 09:07 -0800
        Re: RfD: D>F and S>F  first draft stephen@mpeforth.com (Stephen Pelc) - 2015-11-22 18:10 +0000
        Re: RfD: D>F and S>F  first draft anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-11-22 18:26 +0000
          Re: RfD: D>F and S>F first draft rickman <gnuarm@gmail.com> - 2015-11-22 13:58 -0500
            Re: RfD: D>F and S>F first draft anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-11-23 12:34 +0000
              Re: RfD: D>F and S>F first draft Albert van der Horst <albert@spenarnc.xs4all.nl> - 2015-11-23 16:39 +0000
              Re: RfD: D>F and S>F first draft Bernd Paysan <bernd.paysan@gmx.de> - 2015-11-24 03:00 +0100
            Re: RfD: D>F and S>F first draft Lars Brinkhoff <lars.spam@nocrew.org> - 2015-11-23 13:48 +0100
              Re: RfD: D>F and S>F first draft mhx@iae.nl - 2015-11-23 05:19 -0800
                Re: RfD: D>F and S>F first draft mhx@iae.nl - 2015-11-23 16:09 -0800
        Re: RfD: D>F and S>F  first draft Bernd Paysan <bernd.paysan@gmx.de> - 2015-11-22 20:42 +0100
    Re: RfD: D>F and S>F  first draft C G Montgomery <cgm@physics.utoledo.edu> - 2015-11-22 16:43 -0500
      Re: RfD: D>F and S>F  first draft krishna.myneni@ccreweb.org - 2015-11-22 18:40 -0800
        Re: RfD: D>F and S>F  first draft krishna.myneni@ccreweb.org - 2015-11-22 18:51 -0800
        Re: RfD: D>F and S>F  first draft C G Montgomery <cgm@physics.utoledo.edu> - 2015-11-25 15:47 -0500
  Re: RfD: D>F and S>F  first draft anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2015-11-22 14:29 +0000
  Re: RfD: D>F and S>F first draft "David N. Williams" <williams@umich.edu> - 2015-11-22 10:41 -0600

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