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/Target/SparcV9/MachineFunctionInfo.h

@@ -17,6 +17,9 @@
 
 #include "Support/HashExtras.h"
 #include "Support/hash_set"
+
+namespace llvm {
+
 class MachineFunction;
 class Value;
 class Constant;
@@ -112,4 +115,6 @@ private:
   int allocateOptionalArg(const Type* type);
 };
 
+} // End llvm namespace
+
 #endif