AlexanderSaydakov commented on code in PR #342:
URL: https://github.com/apache/datasketches-cpp/pull/342#discussion_r1093632567
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fi/include/reverse_purge_hash_map.hpp:
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@@ -107,8 +113,8 @@ class reverse_purge_hash_map<K, V, H, E, A>::iterator:
public std::iterator<std:
iterator operator++(int) { iterator tmp(*this); operator++(); return tmp; }
bool operator==(const iterator& rhs) const { return count == rhs.count; }
bool operator!=(const iterator& rhs) const { return count != rhs.count; }
- const std::pair<K&, V> operator*() const {
- return std::pair<K&, V>(map->keys_[index], map->values_[index]);
+ const value_type operator*() const {
Review Comment:
I think this should return reference type (same as value_type)
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