[PATCH] D103938: Diagnose -Wunused-value based on CFG reachability

[Yuanfang Chen via Phabricator via cfe-commits]

ychen requested review of this revision.
ychen added a comment.

This and 45c0ebe00efb <https://reviews.llvm.org/rG45c0ebe00efbc09750a808f1e95377b9ea1744c4> should make `-Werror` build of libcxx tests pass.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D103938/new/

https://reviews.llvm.org/D103938