add copyright comments.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@75877 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/tools/wpa/clang-wpa.cpp b/tools/wpa/clang-wpa.cpp
index e355a94e41517dba263473af706282c038034a51..dff8cb0b524990b6b7193f2725c37acb350900d6 100644 (file)
--- a/tools/wpa/clang-wpa.cpp
+++ b/tools/wpa/clang-wpa.cpp
@@ -1,3 +1,17 @@
+//===--- clang-wpa.cpp - clang whole program analyzer ---------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This tool reads a sequence of precompiled AST files, and do various
+// cross translation unit analyses.
+//
+//===----------------------------------------------------------------------===//
+
 #include "clang/Analysis/CallGraph.h"
 
 #include "clang/Basic/FileManager.h"