[PATCH] D65256: [Sema][ObjC] Mark C union fields that have non-trivial ObjC ownership qualifications as unavailable if the union is declared in a system header

[Akira Hatanaka via Phabricator via cfe-commits]

ahatanak marked an inline comment as done.
ahatanak added inline comments.


================
Comment at: test/SemaObjC/Inputs/non-trivial-c-union.h:10
+  _Nonnull id f1;
+  __weak id f2;
+} U0_SystemHeader;
----------------
Rather than making an exception for explicit `__strong` fields, should we have 
an attribute that can be used to instruct the compiler not to mark the field as 
unavailable?


Repository:
  rC Clang

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D65256/new/

https://reviews.llvm.org/D65256



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