1 files changed, 2 insertions, 1 deletions
diff --git a/deps/v8/src/compiler/machine-operator-reducer.cc b/deps/v8/src/compiler/machine-operator-reducer.cc
index a6a8e87cf4..f720c29084 100644
--- a/deps/v8/src/compiler/machine-operator-reducer.cc
+++ b/deps/v8/src/compiler/machine-operator-reducer.cc
@@ -710,7 +710,8 @@ Reduction MachineOperatorReducer::Reduce(Node* node) {
       return ReduceFloat64Compare(node);
     case IrOpcode::kFloat64RoundDown:
       return ReduceFloat64RoundDown(node);
-    case IrOpcode::kBitcastTaggedToWord: {
+    case IrOpcode::kBitcastTaggedToWord:
+    case IrOpcode::kBitcastTaggedSignedToWord: {
       NodeMatcher m(node->InputAt(0));
       if (m.IsBitcastWordToTaggedSigned()) {
         RelaxEffectsAndControls(node);