[libcxx-commits] [libcxx] [libc++] Save duration/timeout locally for condition_variable waits (PR #148330)

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https://github.com/huixie90 requested changes to this pull request.

I don’t think Libc++ is the right place for this kind of things. If you believe there needs to be copies, you should ask SG1 or file LWG issue for making it pass by value. 

https://github.com/llvm/llvm-project/pull/148330