Added copyright header to all C++ source files.

llvm-svn: 9291
diff --git a/llvm/tools/bugpoint/BugDriver.cpp b/llvm/tools/bugpoint/BugDriver.cpp
index ff68fb0..b28b462 100644
--- a/llvm/tools/bugpoint/BugDriver.cpp
+++ b/llvm/tools/bugpoint/BugDriver.cpp
@@ -1,4 +1,12 @@
 //===- BugDriver.cpp - Top-Level BugPoint class implementation ------------===//
+// 
+//                     The LLVM Compiler Infrastructure
+//
+// This file was developed by the LLVM research group and is distributed under
+// the University of Illinois Open Source License. See LICENSE.TXT for details.
+// 
+//===----------------------------------------------------------------------===//
+// 
 //
 // This class contains all of the shared state and information that is used by
 // the BugPoint tool to track down errors in optimizations.  This class is the