[libcxx-commits] [libcxx] [libc++] Prevent calling the projection more than three times (PR #66315)

[Louis Dionne via libcxx-commits]

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

Thanks for looking into this! I have some comments but this is a great start!

https://github.com/llvm/llvm-project/pull/66315