1 files changed, 4 insertions, 4 deletions
diff --git a/llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp b/llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp
index c6e8cde8f47..c74d9111dc5 100644
--- a/llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp
+++ b/llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp
@@ -1080,10 +1080,10 @@ bool MemCpyOptPass::processMemSetMemCpyDependence(MemCpyInst *MemCpy,
       DestSize = Builder.CreateZExt(DestSize, SrcSize->getType());
   }
 
-  Value *MemsetLen =
-      Builder.CreateSelect(Builder.CreateICmpULE(DestSize, SrcSize),
-                           ConstantInt::getNullValue(DestSize->getType()),
-                           Builder.CreateSub(DestSize, SrcSize));
+  Value *Ule = Builder.CreateICmpULE(DestSize, SrcSize);
+  Value *SizeDiff = Builder.CreateSub(DestSize, SrcSize);
+  Value *MemsetLen = Builder.CreateSelect(
+      Ule, ConstantInt::getNullValue(DestSize->getType()), SizeDiff);
   Builder.CreateMemSet(Builder.CreateGEP(Dest, SrcSize), MemSet->getOperand(1),
                        MemsetLen, Align);