C++ Logo

sg10

Advanced search

Re: [SG10] Missing feature-test macros since 2017

From: Barry Revzin <barry.revzin_at_[hidden]>
Date: Mon, 9 Sep 2019 21:09:33 -0500
On Mon, Sep 9, 2019 at 8:39 AM Jason Merrill <jason_at_[hidden]> wrote:

> On Sun, Sep 8, 2019 at 9:36 PM Richard Smith <richard_at_[hidden]>
> wrote:
> >
> >> - <=> != == (should bump both the class nttp macro, and the 3-way
> comparison macro)
> >
> > Yes, we should do something about this. Per the above I think we should
> take a holistic view for <=> feature macros. Bumping the class type NTTP
> macro makes sense to me. Does any vendor advertise the old value yet?
>
> G++ does.
>
> Jason
>

Arguably, it shouldn't though? That version of NTTP is based on defaulted
operator<=>, and g++ doesn't implement operator<=> yet.

Barry

Received on 2019-09-10 04:09:43