diff --git a/llvm/lib/Transforms/Utils/CodeLayout.cpp b/llvm/lib/Transforms/Utils/CodeLayout.cpp
index c76b3afef50c2..27b13eeaf4d71 100644
--- a/llvm/lib/Transforms/Utils/CodeLayout.cpp
+++ b/llvm/lib/Transforms/Utils/CodeLayout.cpp
@@ -1285,7 +1285,7 @@ class CDSortImpl {
     // Cache misses on the merged chain
     double MergedCounts = ChainPred->ExecutionCount + ChainSucc->ExecutionCount;
     double MergedSize = ChainPred->Size + ChainSucc->Size;
-    double MergedDensity = static_cast<double>(MergedCounts) / MergedSize;
+    double MergedDensity = MergedCounts / MergedSize;
     double NewScore = MergedCounts * missProbability(MergedDensity);
 
     return CurScore - NewScore;