[libcxx-commits] [libcxx] [libc++] Fix UB in <expected> related to "has value" flag (#68552) (PR #68733)

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philnik777 wrote:

Yes, something like that was on my mind. My only nit is that we might want to add a few static member functions to avoid a bunch of logic inside the initializer.

https://github.com/llvm/llvm-project/pull/68733