[PATCH] D45179: [libc++] Add _LIBCPP_ENABLE_NODISCARD and _LIBCPP_NODISCARD_EXT to allow pre-C++2a [[nodiscard]]

[Eric Fiselier via Phabricator via cfe-commits]

EricWF added a comment.

In https://reviews.llvm.org/D45179#1241721, @lebedev.ri wrote:

> In https://reviews.llvm.org/D45179#1225911, @EricWF wrote:
>
> > I don't think it ever landed. I'll try to get it in this week.
>
>
> What does this need?
>  Is there some changes missing still?
>  Or this simply needs to be committed (and bots watched?)


I think this was good to go. I was just waiting to give time for comments. Obviously I've waited long enough.

I'll work on this today.


https://reviews.llvm.org/D45179