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AK: Zero previous pointer *after* fixing the insertion list in HashTable

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Hendiadyoin1 2022-06-23 17:00:41 +02:00 • committed by Idan Horowitz
parent f03838fac8
commit 5bf84a5b0e
2 changed files with 10 additions and 1 deletions
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2
AK/HashTable.h
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@ -704,11 +704,11 @@ private:
bucket.previous->next = bucket.next; bucket.previous->next = bucket.next;
else else
m_collection_data.head = bucket.next; m_collection_data.head = bucket.next;
bucket.previous = nullptr;
if (bucket.next) if (bucket.next)
bucket.next->previous = bucket.previous; bucket.next->previous = bucket.previous;
else else
m_collection_data.tail = bucket.previous; m_collection_data.tail = bucket.previous;
bucket.previous = nullptr;
bucket.next = nullptr; bucket.next = nullptr;
} }
} }

9
Tests/AK/TestHashTable.cpp
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@ -300,3 +300,12 @@ BENCHMARK_CASE(benchmark_thrashing)
table.remove(i); table.remove(i);
} }
} }
TEST_CASE(reinsertion)
{
OrderedHashTable<String> map;
map.set("ytidb::LAST_RESULT_ENTRY_KEY");
map.set("__sak");
map.remove("__sak");
map.set("__sak");
}