llvm-project

8378ec44 - [libc++][set] Applied `[[nodiscard]]` (#169982)

[libc++][set] Applied `[[nodiscard]]` (#169982) `[[nodiscard]]` should be applied to functions where discarding the return value is most likely a correctness issue. - https://libcxx.llvm.org/CodingGuidelines.htm - https://wg21.link/set