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AK: Allow RBTree::find_largest_not_above_iterator() to fail

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Previously this function would've crashed if the key failed to match any
entry.
This commit is contained in:
Ali Mohammad Pur 2021-09-13 01:46:33 +04:30 • committed by Ali Mohammad Pur
parent 27e3589f61
commit 913382734c
1 changed files with 2 additions and 0 deletions
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2
AK/RedBlackTree.h
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@ -486,6 +486,8 @@ public:
ConstIterator find_largest_not_above_iterator(K key) const ConstIterator find_largest_not_above_iterator(K key) const
{ {
auto node = static_cast<Node*>(BaseTree::find_largest_not_above(this->m_root, key)); auto node = static_cast<Node*>(BaseTree::find_largest_not_above(this->m_root, key));
if (!node)
return end();
return ConstIterator(node, static_cast<Node*>(BaseTree::predecessor(node))); return ConstIterator(node, static_cast<Node*>(BaseTree::predecessor(node)));
} }