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

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9903 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/LiveVariables.cpp

@@ -33,6 +33,8 @@
 #include "llvm/Support/CFG.h"
 #include "Support/DepthFirstIterator.h"
 
+namespace llvm {
+
 static RegisterAnalysis<LiveVariables> X("livevars", "Live Variable Analysis");
 
 const std::pair<MachineBasicBlock*, unsigned> &
@@ -307,3 +309,5 @@ bool LiveVariables::runOnMachineFunction(MachineFunction &MF) {
   
   return false;
 }
+
+} // End llvm namespace