[clang] [clang] Allow constexpr-unknown values pre C++23 (PR #129646)

[Shafik Yaghmour via cfe-commits]

Timm =?utf-8?q?Bäder?= <tbaeder at redhat.com>
Message-ID:
In-Reply-To: <llvm.org/llvm/llvm-project/pull/129646 at github.com>


shafik wrote:

> > @cor3ntin I see... My opinion is because [N4916](https://wg21.link/n4916) said the [P2280R4](https://wg21.link/p2280r4) was accepted as a DR and GCC is so treating it. Not sure whether the divergence would be desired.
> 
> You are right, I updated https://clang.llvm.org/cxx_status.html#cxx23
> 
> I still think we should wait a bit for the codegen bugs to be fixed first

I am still recovering from being sick but I agree, we should probably hold off for a bit more.

https://github.com/llvm/llvm-project/pull/129646