[PATCH] D120589: [Clang] Implement decltype(auto)(x) from P0849R2

[Zhihao Yuan via Phabricator via cfe-commits]

lichray added a comment.

In D113393#3345275 <https://reviews.llvm.org/D113393#3345275>, @aaron.ballman wrote:

>> Also implemented decltype(auto)(x) (https://wg21.link/p0849r2) as a Clang extension.
>
> I'd like to better understand the use cases for this. WG21 considered this as part of the feature and ultimately rejected it (fairly strongly, according to the EWG polls). From the meeting minutes, [...]

Not intended to argue for something when people who were against do not present - it's an awkward keyword for `std::forward`, arguably shorter, safer, faster...


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https://reviews.llvm.org/D120589