Objective-c++ IR gen.
Flag synthesized struct decl. as non-empty so
CXX side of ir gen does not skip its Null initialization.
Fixes radar 8027844 for objc++'s collection statement.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@104837 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/ASTContext.cpp b/lib/AST/ASTContext.cpp
index 851f8d1..60d7117 100644
--- a/lib/AST/ASTContext.cpp
+++ b/lib/AST/ASTContext.cpp
@@ -2856,6 +2856,9 @@
       Field->setAccess(AS_public);
       ObjCFastEnumerationStateTypeDecl->addDecl(Field);
     }
+    if (getLangOptions().CPlusPlus)
+      if (CXXRecordDecl *CXXRD = dyn_cast<CXXRecordDecl>(ObjCFastEnumerationStateTypeDecl))
+        CXXRD->setEmpty(false);
 
     ObjCFastEnumerationStateTypeDecl->completeDefinition();
   }