| Index: src/interpreter/interpreter.cc | 
| diff --git a/src/interpreter/interpreter.cc b/src/interpreter/interpreter.cc | 
| index b65c779a7da84bc219f07c3ab741c5706f049524..47b7443e8248d14455a2e1422ee7451345eba18a 100644 | 
| --- a/src/interpreter/interpreter.cc | 
| +++ b/src/interpreter/interpreter.cc | 
| @@ -2629,7 +2629,7 @@ void Interpreter::DoForInNext(InterpreterAssembler* assembler) { | 
| Node* megamorphic_sentinel = | 
| __ HeapConstant(TypeFeedbackVector::MegamorphicSentinel(isolate_)); | 
| __ StoreFixedArrayElement(type_feedback_vector, vector_index, | 
| -                              megamorphic_sentinel, SKIP_WRITE_BARRIER); | 
| +                              megamorphic_sentinel, 0, SKIP_WRITE_BARRIER); | 
|  | 
| // Need to filter the {key} for the {receiver}. | 
| Node* context = __ GetContext(); | 
|  |