From: Joseph Myers <joseph@codesourcery.com>
To: Masamichi Hosoda <trueroad@trueroad.jp>
Cc: <newlib@sourceware.org>, <cygwin@cygwin.com>,
<corinna-cygwin@cygwin.com>
Subject: Re: strtod ("nan") returns negative NaN
Date: Tue, 14 Aug 2018 20:05:00 -0000 [thread overview]
Message-ID: <alpine.DEB.2.20.1808141943140.21830@digraph.polyomino.org.uk> (raw)
In-Reply-To: <20180815.000539.1012490218433540835.trueroad@trueroad.jp>
On Wed, 15 Aug 2018, Masamichi Hosoda wrote:
> On Linux with glibc, both strtod ("nan")
> and strtod ("-nan") return positive NaN.
>
> So I've created the patch that behaves like glibc.
> Both strtod ("nan") and strtod ("-nan") return positive NaN.
I would suggest that you should not consider fixed bugs in glibc (bug
23007 in this case) to be appropriate to emulate in other libraries.
--
Joseph S. Myers
joseph@codesourcery.com
--
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FAQ: http://cygwin.com/faq/
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WARNING: multiple messages have this Message-ID
From: Joseph Myers <joseph@codesourcery.com>
To: Masamichi Hosoda <trueroad@trueroad.jp>
Cc: <newlib@sourceware.org>, <cygwin@cygwin.com>,
<corinna-cygwin@cygwin.com>
Subject: Re: strtod ("nan") returns negative NaN
Date: Tue, 14 Aug 2018 20:19:00 -0000 [thread overview]
Message-ID: <alpine.DEB.2.20.1808141943140.21830@digraph.polyomino.org.uk> (raw)
Message-ID: <20180814201900.ZbLgkojzJDpKFLRHeYRb6GMofOXOfTnQz8jEhiwi6kI@z> (raw)
In-Reply-To: <20180815.000539.1012490218433540835.trueroad@trueroad.jp>
On Wed, 15 Aug 2018, Masamichi Hosoda wrote:
> On Linux with glibc, both strtod ("nan")
> and strtod ("-nan") return positive NaN.
>
> So I've created the patch that behaves like glibc.
> Both strtod ("nan") and strtod ("-nan") return positive NaN.
I would suggest that you should not consider fixed bugs in glibc (bug
23007 in this case) to be appropriate to emulate in other libraries.
--
Joseph S. Myers
joseph@codesourcery.com
--
Problem reports: http://cygwin.com/problems.html
FAQ: http://cygwin.com/faq/
Documentation: http://cygwin.com/docs.html
Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
next prev parent reply other threads:[~2018-08-14 19:44 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-13 15:16 `std::stod ("nan")` " Masamichi Hosoda
2018-08-13 16:53 ` Stephen John Smoogen
2018-08-13 23:46 ` Duncan Roe
2018-08-14 0:46 ` Stephen John Smoogen
2018-08-14 1:10 ` Masamichi Hosoda
2018-08-14 2:31 ` strtod ("nan") returns negative NaN (was `std::stod ("nan")` returns negative NaN) Masamichi Hosoda
2018-08-14 3:25 ` strtod ("nan") returns negative NaN Steven Penny
2018-08-14 4:46 ` Masamichi Hosoda
2018-08-14 9:56 ` Corinna Vinschen
2018-08-14 10:39 ` Corinna Vinschen
2018-08-14 12:18 ` Masamichi Hosoda
2018-08-14 13:23 ` Corinna Vinschen
2018-08-14 13:41 ` Stephen John Smoogen
2018-08-14 15:25 ` Heavenly Avenger
2018-08-14 15:54 ` Corinna Vinschen
2018-08-14 17:08 ` Heavenly Avenger
2018-08-14 16:05 ` Masamichi Hosoda
2018-08-14 19:24 ` Steven Penny
2018-08-14 21:45 ` Andy Moreton
2018-08-14 22:23 ` Stephen John Smoogen
2018-08-15 0:02 ` Eric Blake
2018-08-15 7:36 ` Steven Penny
2018-08-21 3:18 ` Brian Inglis
2018-08-14 19:44 ` Achim Gratz
2018-08-21 13:28 ` Brian Inglis
2018-08-14 15:05 ` Masamichi Hosoda
2018-08-14 15:21 ` Masamichi Hosoda
2018-08-14 15:35 ` Heavenly Avenger
2018-08-14 20:05 ` Joseph Myers [this message]
2018-08-14 20:19 ` Joseph Myers
2018-08-15 8:51 ` Masamichi Hosoda
2018-08-15 12:55 ` Masamichi Hosoda
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