diff --git a/llvm/lib/Transforms/Scalar/JumpThreading.cpp b/llvm/lib/Transforms/Scalar/JumpThreading.cpp
--- a/llvm/lib/Transforms/Scalar/JumpThreading.cpp
+++ b/llvm/lib/Transforms/Scalar/JumpThreading.cpp
@@ -2084,7 +2084,7 @@
   // block, evaluate them to account for entry from PredBB.
   DenseMap<Instruction *, Value *> ValueMapping;
 
-  // Retargets llvm.dbg.value to any renamed variables
+  // Retargets llvm.dbg.value to any renamed variables.
   auto retargetDbgValueIfPossible = [&](Instruction *NewInst) -> bool {
     auto dbgInstruction = dyn_cast<DbgValueInst>(NewInst);
     if (!dbgInstruction)