X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FADT%2FGraphTraits.h;h=566956dfeecc0fd39424af4d0d368667742371ab;hb=3c6255c376127f9e79b8bab47a2fd585131e8fcd;hp=2d56064a89e3d59ab9b5d8d1fdfdb789de00bdbe;hpb=ac9d6cc3a19a40fdca90b6fbae5d7c2b0bae55ed;p=oota-llvm.git

diff --git a/include/llvm/ADT/GraphTraits.h b/include/llvm/ADT/GraphTraits.h
index 2d56064a89e..566956dfeec 100644
--- a/include/llvm/ADT/GraphTraits.h
+++ b/include/llvm/ADT/GraphTraits.h
@@ -2,8 +2,8 @@
 //
 //                     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 file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
@@ -73,9 +73,9 @@ struct GraphTraits {
 //
 template <class GraphType>
 struct Inverse {
-  GraphType &Graph;
+  const GraphType &Graph;
 
-  inline Inverse(GraphType &G) : Graph(G) {}
+  inline Inverse(const GraphType &G) : Graph(G) {}
 };
 
 // Provide a partial specialization of GraphTraits so that the inverse of an inverse