IRgen/NeXT: Put the synthesized _objc_super, _message_ref_t decls in a valid DeclContext, to satisfy the invariants that should hold on a RecordDecl.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@102624 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGObjCMac.cpp b/lib/CodeGen/CGObjCMac.cpp
index fdb9d07..77eabbf 100644
--- a/lib/CodeGen/CGObjCMac.cpp
+++ b/lib/CodeGen/CGObjCMac.cpp
@@ -3669,7 +3669,8 @@
   //   id self;
   //   Class cls;
   // }
-  RecordDecl *RD = RecordDecl::Create(Ctx, TagDecl::TK_struct, 0,
+  RecordDecl *RD = RecordDecl::Create(Ctx, TagDecl::TK_struct,
+                                      Ctx.getTranslationUnitDecl(),
                                       SourceLocation(),
                                       &Ctx.Idents.get("_objc_super"));
   RD->addDecl(FieldDecl::Create(Ctx, RD, SourceLocation(), 0,
@@ -4130,7 +4131,8 @@
   // };
 
   // First the clang type for struct _message_ref_t
-  RecordDecl *RD = RecordDecl::Create(Ctx, TagDecl::TK_struct, 0,
+  RecordDecl *RD = RecordDecl::Create(Ctx, TagDecl::TK_struct,
+                                      Ctx.getTranslationUnitDecl(),
                                       SourceLocation(),
                                       &Ctx.Idents.get("_message_ref_t"));
   RD->addDecl(FieldDecl::Create(Ctx, RD, SourceLocation(), 0,