std::trie: Fix find_mut for non-present keys #10639
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Make TrieMap/TrieSet's find_mut check the key for external nodes. Without this find_mut sometimes returns a reference to another key when querying for a non-present key.
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Nov 25, 2013
Make TrieMap/TrieSet's find_mut check the key for external nodes. Without this find_mut sometimes returns a reference to another key when querying for a non-present key.
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Make TrieMap/TrieSet's find_mut check the key for external nodes.
Without this find_mut sometimes returns a reference to another key when
querying for a non-present key.