Re: [boost] Yap's formal review is starting now!

Subject: Re: [boost] Yap's formal review is starting now!
From: Zach Laine (whatwasthataddress_at_[hidden])
Date: 2018-02-16 20:11:48

On Fri, Feb 16, 2018 at 11:37 AM, Steven Watanabe via Boost <
boost_at_[hidden]> wrote:

> AMDG
>
> On 02/16/2018 10:15 AM, Peter Dimov via Boost wrote:
> > Steven Watanabe wrote:
> >
> >> (I definitely object to (2) and as for (3), well, if users don't want
> >> to use hana, it's their loss.)
> >
> > You keep implying that not using Hana is a choice done for irrational
> > reasons such as, for instance, "avoiding a dependency", rather than, for
> > instance, being forced by the fact that Hana does not compile on MSVC.
> >
>
>   That might be a reasonable argument if Yap itself
> were not a C++14 library.  According the hana
> Jamfile, the reason hana is not supported for msvc
> is cxx14_constexpr, which Yap also uses.
>

Yes.  In fact, as part of an attempt to get MSVC support to work months
ago, I tried transliterating the Hana code that choked MSVC with something
equivalent and hand-written, and ran into the same problems.

It's MSVC, not Hana, that doesn't work.

Zach