Fix build with LLVM 3.3

Patch by: Niels Ole Salscheider

llvm-svn: 184989
diff --git a/libclc/utils/prepare-builtins.cpp b/libclc/utils/prepare-builtins.cpp
index ae7731b..be1624b 100644
--- a/libclc/utils/prepare-builtins.cpp
+++ b/libclc/utils/prepare-builtins.cpp
@@ -1,9 +1,9 @@
 #include "llvm/ADT/OwningPtr.h"
 #include "llvm/Bitcode/ReaderWriter.h"
-#include "llvm/Function.h"
-#include "llvm/GlobalVariable.h"
-#include "llvm/LLVMContext.h"
-#include "llvm/Module.h"
+#include "llvm/IR/Function.h"
+#include "llvm/IR/GlobalVariable.h"
+#include "llvm/IR/LLVMContext.h"
+#include "llvm/IR/Module.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/ManagedStatic.h"
 #include "llvm/Support/MemoryBuffer.h"