Index: src/runtime/runtime-object.cc |
diff --git a/src/runtime/runtime-object.cc b/src/runtime/runtime-object.cc |
index 7d0cb6dd8e91c46878cfcfbdb7947842fd7077be..e81e056f8e304dc72dcbc127085431683ac98a21 100644 |
--- a/src/runtime/runtime-object.cc |
+++ b/src/runtime/runtime-object.cc |
@@ -707,6 +707,7 @@ RUNTIME_FUNCTION(Runtime_CollectTypeProfile) { |
type = JSReceiver::GetConstructorName(object); |
} |
+ DCHECK(!vector->ToSlot(index).IsInvalid()); |
CollectTypeProfileNexus nexus(vector, vector->ToSlot(index)); |
nexus.Collect(type, position->value()); |