diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -9391,7 +9391,7 @@
 
   // return true if U may use the lower bits of its operands
   auto UserOfLowerBits = [NarrowVTSize](SDNode *U) {
-    if (U->getOpcode() != ISD::SRL || U->getOpcode() != ISD::SRA) {
+    if (U->getOpcode() != ISD::SRL && U->getOpcode() != ISD::SRA) {
       return true;
     }
     ConstantSDNode *UShiftAmtSrc = isConstOrConstSplat(U->getOperand(1));