Put all LLVM code into the llvm namespace, as per bug 109.

llvm-svn: 9903
diff --git a/llvm/lib/Transforms/Utils/Local.cpp b/llvm/lib/Transforms/Utils/Local.cpp
index 2f9b07c..8946995 100644
--- a/llvm/lib/Transforms/Utils/Local.cpp
+++ b/llvm/lib/Transforms/Utils/Local.cpp
@@ -17,6 +17,8 @@
 #include "llvm/iOperators.h"
 #include "llvm/ConstantHandling.h"
 
+namespace llvm {
+
 //===----------------------------------------------------------------------===//
 //  Local constant propagation...
 //
@@ -180,3 +182,5 @@
   }
   return false;
 }
+
+} // End llvm namespace