Re: [PATCH v3] Provide a C++ version of iseqsig

[Florian Weimer <fweimer at redhat dot com>]

On 11/17/2017 06:25 PM, Gabriel F. T. Gomes wrote:
> > Would these two expressions have the same types, assuming _T1 and _T2
> > are the template parameters from the iseqsig definition?
> >
> >    __MATH_EVAL_FMT2 (__x, __y)
> >    __MATH_EVAL_FMT2 (_T1 (), _T2 ())
> >
> > I believe the second expression would be safe to evaluate, so it could
> > be used to select a suitable inline function.  This would then work with
> > any C++ version.

> Do you mean that I should go back to the first version of the patch (that
> worked with function overloading and had a third parameter)?

I do not have a strong preference here.  I'm fine with the use of 
decltype/__typeof as well.  I just wanted to point out this other 
solution in case we need it at some point.

Thanks,
Florian