[libcxx-commits] [libcxx] [libcxxabi] [libunwind] [llvm] [libc++] Enable -Wmissing-prototypes (PR #116261)

[Louis Dionne via libcxx-commits]

https://github.com/ldionne approved this pull request.

LGTM but we need to understand the libunwind changes before committing.

https://github.com/llvm/llvm-project/pull/116261