[PATCH] D142224: [Support] Emulate SIGPIPE handling in raw_fd_ostream write for Windows

[Erich Keane via Phabricator via cfe-commits]

erichkeane added inline comments.


================
Comment at: llvm/lib/Support/Windows/Signals.inc:834
+  int RetCode = (int)EP->ExceptionRecord->ExceptionCode;
+  if (RetCode == (0xE0000000 | EX_IOERR))
+    return;
----------------
This patch seems to cause a self-build Werror regression.  The mask here is large enough to cause the RHS of this to be unsigned, so the comparison hits `-Wsign-compare`. See the example here https://godbolt.org/z/fa5q889jh


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D142224/new/

https://reviews.llvm.org/D142224