Fix chaining of ObjCInterfaceDecl redeclarations
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@146722 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/Sema.cpp b/lib/Sema/Sema.cpp
index 2b7be7e..c95cf22 100644
--- a/lib/Sema/Sema.cpp
+++ b/lib/Sema/Sema.cpp
@@ -82,6 +82,7 @@
ObjCInterfaceDecl *ProtocolDecl =
ObjCInterfaceDecl::Create(Context, CurContext, SourceLocation(),
&Context.Idents.get("Protocol"),
+ /*PrevDecl=*/0,
SourceLocation(), true);
Context.setObjCProtoType(Context.getObjCInterfaceType(ProtocolDecl));
PushOnScopeChains(ProtocolDecl, TUScope, false);