diff --git a/lib/Bytecode/Writer/ConstantWriter.cpp b/lib/Bytecode/Writer/ConstantWriter.cpp
index 5813ea2..30d93c9 100644
--- a/lib/Bytecode/Writer/ConstantWriter.cpp
+++ b/lib/Bytecode/Writer/ConstantWriter.cpp
@@ -16,8 +16,7 @@
 #include "llvm/Constants.h"
 #include "llvm/SymbolTable.h"
 #include "llvm/DerivedTypes.h"
-
-namespace llvm {
+using namespace llvm;
 
 void BytecodeWriter::outputType(const Type *T) {
   output_vbr((unsigned)T->getPrimitiveID(), Out);
@@ -202,5 +201,3 @@
   }
   return false;
 }
-
-} // End llvm namespace
diff --git a/lib/Bytecode/Writer/InstructionWriter.cpp b/lib/Bytecode/Writer/InstructionWriter.cpp
index d52f241..bc5268c 100644
--- a/lib/Bytecode/Writer/InstructionWriter.cpp
+++ b/lib/Bytecode/Writer/InstructionWriter.cpp
@@ -18,8 +18,7 @@
 #include "llvm/Instructions.h"
 #include "Support/Statistic.h"
 #include <algorithm>
-
-namespace llvm {
+using namespace llvm;
 
 static Statistic<> 
 NumInstrs("bytecodewriter", "Number of instructions");
@@ -298,4 +297,3 @@
   outputInstructionFormat0(&I, Opcode, Table, Type, Out);
 }
 
-} // End llvm namespace
diff --git a/lib/Bytecode/Writer/Writer.cpp b/lib/Bytecode/Writer/Writer.cpp
index 7fa22b8..09fd667 100644
--- a/lib/Bytecode/Writer/Writer.cpp
+++ b/lib/Bytecode/Writer/Writer.cpp
@@ -35,8 +35,7 @@
 #include "Support/Statistic.h"
 #include "Config/string.h"
 #include <algorithm>
-
-namespace llvm {
+using namespace llvm;
 
 static RegisterPass<WriteBytecodePass> X("emitbytecode", "Bytecode Writer");
 
@@ -267,7 +266,7 @@
   }
 }
 
-void WriteBytecodeToFile(const Module *C, std::ostream &Out) {
+void llvm::WriteBytecodeToFile(const Module *C, std::ostream &Out) {
   assert(C && "You can't write a null module!!");
 
   std::deque<unsigned char> Buffer;
@@ -302,5 +301,3 @@
 
   Out.flush();
 }
-
-} // End llvm namespace