diff --git a/llvm/include/llvm/Transforms/Utils/ScalarEvolutionExpander.h b/llvm/include/llvm/Transforms/Utils/ScalarEvolutionExpander.h
--- a/llvm/include/llvm/Transforms/Utils/ScalarEvolutionExpander.h
+++ b/llvm/include/llvm/Transforms/Utils/ScalarEvolutionExpander.h
@@ -249,7 +249,7 @@
   Instruction *getIVIncOperand(Instruction *IncV, Instruction *InsertPos,
                                bool allowScale);
 
-  /// Utility for hoisting \p IncV (with all subexpressions requried for its
+  /// Utility for hoisting \p IncV (with all subexpressions required for its
   /// computation) before \p InsertPos. If \p RecomputePoisonFlags is set, drops
   /// all poison-generating flags from instructions being hoisted and tries to
   /// re-infer them in the new location. It should be used when we are going to
diff --git a/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
--- a/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
+++ b/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp
@@ -6272,7 +6272,7 @@
   bool createIterCountExpr(const SCEV *S,
                            const SCEVDbgValueBuilder &IterationCount,
                            ScalarEvolution &SE) {
-    // SCEVs for SSA values are most frquently of the form
+    // SCEVs for SSA values are most frequently of the form
     // {start,+,stride}, but sometimes they are ({start,+,stride} + %a + ..).
     // This is because %a is a PHI node that is not the IV. However, these
     // SCEVs have not been observed to result in debuginfo-lossy optimisations,