diff --git a/llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp b/llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp
index a23cad40a38c..7e8c2e1b4c1d 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp
@@ -75,7 +75,8 @@ static Value *getFCmpValue(unsigned Code, Value *LHS, Value *RHS,
   return Builder->CreateFCmp(Pred, LHS, RHS);
 }
 
-/// \brief Transform BITWISE_OP(BSWAP(A),BSWAP(B)) to BSWAP(BITWISE_OP(A, B))
+/// \brief Transform BITWISE_OP(BSWAP(A),BSWAP(B)) or
+/// BITWISE_OP(BSWAP(A), Constant) to BSWAP(BITWISE_OP(A, B))
 /// \param I Binary operator to transform.
 /// \return Pointer to node that must replace the original binary operator, or
 ///         null pointer if no transformation was made.