strtod ("nan") returns negative NaN

[Joseph Myers]

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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