Re: [PATCH] Preserve ::is{inf,nan}{f,l} prototypes even for C++11 and later

[Jonathan Wakely <jwakely at redhat dot com>]

On 03/02/16 16:04 -0200, Adhemerval Zanella wrote:
> On 03-02-2016 15:40, Mike Frysinger wrote:
> > On 03 Feb 2016 14:55, Adhemerval Zanella wrote:
> > > I will quote the email referenced:
> > >
> > > > C++11 code using isinf and isnan continues to compile after that
> > > > change, because the C++11 standard library provides its own versions
> > > > conforming to the C++11 requirements. However, the C++11 library
> > > > doesn't provide isinff, isinfl etc. and so code using those
> > > > (non-standard) functions will no longer compile if they are not
> > > > declared by glibc.
> > >
> > > This was not clear to me, what kind of build issue are you seeing now?
> > > Using isinf{f,l} by including just <cmath> along with C++11? If it is the
> > > case please open a bugzilla (or update the original) and please commit
> > > the fix.
> >
> > if the change hasn't seen a release yet, then we can just re-use the
> > existing bug since it's really just a direct follow up to that ?
> > -mike
>
> I do not see why not.

Hi, what's the status of this then - do we need to add a testcase or
can it be committed for 2.23? (or wait for 2.24?)

FWIW it's already in the Fedora glibc 2.22 package.