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/Bytecode/Writer/ConstantWriter.cpp

@@ -17,6 +17,8 @@
 #include "llvm/SymbolTable.h"
 #include "llvm/DerivedTypes.h"
 
+namespace llvm {
+
 void BytecodeWriter::outputType(const Type *T) {
   output_vbr((unsigned)T->getPrimitiveID(), Out);
   
@@ -202,3 +204,5 @@ bool BytecodeWriter::outputConstant(const Constant *CPV) {
   }
   return false;
 }
+
+} // End llvm namespace