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Re: [PATCH] Define iszero as a function template for C++ [BZ #20715]
On Fri, 21 Oct 2016, Florian Weimer wrote:
> On 10/21/2016 06:12 PM, Joseph Myers wrote:
> > On Fri, 21 Oct 2016, Florian Weimer wrote:
> >
> > > Tested on x86_64, ppc64, ppc64le, s390x, aarch64.
> > >
> > > I'm not sure if the new test is particularly meaningful, but at least it
> > > catches syntax errors in <math.h>.
> >
> > This seems fine to me (with negative zero included in the testcase),
>
> Oh. How do I get a negative zero? Would T{-0.0} be sufficient? Or should I
Yes, T{-0.0} or -T{0} should suffice.
--
Joseph S. Myers
joseph@codesourcery.com