| Index: src/runtime.cc
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| diff --git a/src/runtime.cc b/src/runtime.cc
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| index 61eb8ad72a30ff6dd34ae4410c1bca3a644cca00..a0ed5c4b3e934c72f27303c8ac2985a5cb5ef364 100644
 | 
| --- a/src/runtime.cc
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| +++ b/src/runtime.cc
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| @@ -14848,7 +14848,8 @@ RUNTIME_FUNCTION(MaybeObject*, Runtime_ArrayConstructor) {
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|  
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|    Handle<AllocationSite> site;
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|    if (!type_info.is_null() &&
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| -      *type_info != isolate->heap()->undefined_value()) {
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| +      !type_info.is_identical_to(
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| +          TypeFeedbackInfo::MegamorphicSentinel(isolate))) {
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|      site = Handle<AllocationSite>::cast(type_info);
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|      ASSERT(!site->SitePointsToLiteral());
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|    }
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| 
 |