diff --git a/lib/Transforms/Scalar/SeparateConstOffsetFromGEP.cpp b/lib/Transforms/Scalar/SeparateConstOffsetFromGEP.cpp
index 34994d2f377..47ffd23fa43 100644
--- a/lib/Transforms/Scalar/SeparateConstOffsetFromGEP.cpp
+++ b/lib/Transforms/Scalar/SeparateConstOffsetFromGEP.cpp
@@ -314,6 +314,7 @@ class SeparateConstOffsetFromGEP : public FunctionPass {
   void getAnalysisUsage(AnalysisUsage &AU) const override {
     AU.addRequired<DataLayoutPass>();
     AU.addRequired<TargetTransformInfoWrapperPass>();
+    AU.setPreservesCFG();
   }
 
   bool doInitialization(Module &M) override {