Add in an unreachable after a covered switch to appease certain bots.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@232356 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Transforms/ObjCARC/ObjCARC.h b/lib/Transforms/ObjCARC/ObjCARC.h
index b99b111da2cadafb64ae364b011566d1db2ba65f..7595e2db1a7ae50fc50f21557b0acd263843e139 100644 (file)
--- a/lib/Transforms/ObjCARC/ObjCARC.h
+++ b/lib/Transforms/ObjCARC/ObjCARC.h
@@ -304,6 +304,7 @@ public:
             M->getContext().getMDKindID("clang.arc.no_objc_arc_exceptions");
       return *NoObjCARCExceptionsMDKind;
     }
+    llvm_unreachable("Covered switch isn't covered?!");
   }
 };