llvm-project

18e9b48c - [libc++][tuple] Applied `[[nodiscard]]` (#172008)

[libc++][tuple] Applied `[[nodiscard]]` (#172008) `[[nodiscard]]` should be applied to functions where discarding the return value is most likely a correctness issue. - https://libcxx.llvm.org/CodingGuidelines.html - https://wg21.link/tuple