diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp b/llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp
index 147f03e2c6d3..35f9515d8355 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp
@@ -1,3 +1,16 @@
+//===-- llvm/CodeGen/DwarfCompileUnit.cpp - Dwarf Compile Units -----------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains support for constructing a dwarf compile unit.
+//
+//===----------------------------------------------------------------------===//
+
 #include "DwarfCompileUnit.h"
 #include "DwarfExpression.h"
 #include "llvm/CodeGen/MachineFunction.h"