[PATCH] D53127: Fix declaration of _URC_FATAL_PHASE1_ERROR in libc++abi when compiled with gcc (follow-up of D42242)

[Steffen Kuhn via Phabricator]

stefson added a comment.

Well, if `__defined(___GNUC___)` does target both gcc and clang, it doesn't make much sense in the first place. How can I state the `defined` marcro only for gcc?


Repository:
  rCXXA libc++abi

https://reviews.llvm.org/D53127