Re: regression in tgamma?

Jeff Johnston via Newlib <[email protected]>
Newsgroups gmane.comp.lib.newlib
Message-ID <CAOox84uZQJWPb6kHtnVW=mOxAVoVVgWwtB2pxs26pty7etBHew@mail.gmail.com>
I am also seeing inf instead of -inf for both tgamma and tgammaf in my
testing.

-- Jeff J.


On Thu, Dec 17, 2020 at 11:13 AM Keith Packard <[email protected]> wrote:

> Paul Zimmermann <[email protected]> writes:
>
> > zimmerma@tomate:/tmp/newlib-cygwin$ ./a.out
> > x=-0x0p+0 y=inf
> > x=-0x1.53f198fe3b278p+7 y=0x1.fd6d312572d9cp-1015
> >
> > The double value is ok, however the float result should be -inf.
> > This should have been fixed by Keith Packard in commit 4641693.
>
> And it remains fixed in my code here (which is in picolibc instead of
> newlib)?
>
> x=-0 y=-inf
> x=-169.972 y=5.66756e-306
>
> (using %g instead of %a)
> --
> -keith
>
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