Index: src/isolate-inl.h |
diff --git a/src/isolate-inl.h b/src/isolate-inl.h |
index 34c98bba645a5a44253689b954abc9370b550209..879e6e1a2baf68a5110f88917059852230a7894a 100644 |
--- a/src/isolate-inl.h |
+++ b/src/isolate-inl.h |
@@ -143,6 +143,11 @@ bool Isolate::IsStringLengthOverflowIntact() { |
return has_instance_cell->value() == Smi::FromInt(kArrayProtectorValid); |
} |
+bool Isolate::IsFastArrayIterationIntact() { |
+ Cell* fast_iteration = heap()->fast_array_iteration_protector(); |
+ return fast_iteration->value() == Smi::FromInt(kArrayProtectorValid); |
+} |
+ |
} // namespace internal |
} // namespace v8 |