diff --git a/lib/Analysis/MemoryDependenceAnalysis.cpp b/lib/Analysis/MemoryDependenceAnalysis.cpp
index 5fdf9a9..ad34893 100644
--- a/lib/Analysis/MemoryDependenceAnalysis.cpp
+++ b/lib/Analysis/MemoryDependenceAnalysis.cpp
@@ -29,6 +29,7 @@
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/Support/PredIteratorCache.h"
 #include "llvm/Support/Debug.h"
+#include "llvm/Target/TargetData.h"
 using namespace llvm;
 
 STATISTIC(NumCacheNonLocal, "Number of fully cached non-local responses");
@@ -82,6 +83,7 @@
 
 bool MemoryDependenceAnalysis::runOnFunction(Function &) {
   AA = &getAnalysis<AliasAnalysis>();
+  TD = getAnalysisIfAvailable<TargetData>();
   if (PredCache == 0)
     PredCache.reset(new PredIteratorCache());
   return false;