diff --git a/lib/VMCore/AttributesImpl.h b/lib/VMCore/AttributesImpl.h
new file mode 100644
index 0000000..90890a1
--- /dev/null
+++ b/lib/VMCore/AttributesImpl.h
@@ -0,0 +1,40 @@
+//===-- AttributesImpl.h - Attributes Internals -----------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines various helper methods and classes used by LLVMContextImpl
+// for creating and managing attributes.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_ATTRIBUTESIMPL_H
+#define LLVM_ATTRIBUTESIMPL_H
+
+#include "llvm/ADT/FoldingSet.h"
+
+namespace llvm {
+
+class AttributesImpl : public FoldingSetNode {
+  uint64_t Bits;                // FIXME: We will be expanding this.
+
+  void operator=(const AttributesImpl &) LLVM_DELETED_FUNCTION;
+  AttributesImpl(const AttributesImpl &) LLVM_DELETED_FUNCTION;
+public:
+  AttributesImpl(uint64_t bits) : Bits(bits) {}
+
+  void Profile(FoldingSetNodeID &ID) const {
+    Profile(ID, Bits);
+  }
+  static void Profile(FoldingSetNodeID &ID, uint64_t Bits) {
+    ID.AddInteger(Bits);
+  }
+};
+
+} // end llvm namespace
+
+#endif