Avoid hashing for single-entry maps #316
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We already avoid hashing for get/remove on empty maps, but we can also do this for single-entry maps. Even with a cheap hash function, a single equality check ought to be faster than any hash table lookup.
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We already avoid hashing for get/remove on empty maps, but we can also
do this for single-entry maps. Even with a cheap hash function, a single
equality check ought to be faster than any hash table lookup.