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Prevent creation of a dangling reference to a temporary rvalue

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Rangi
2026-08-25 15:04:28 -04:00
parent eb2b7c1842
commit cebf57630a
1 changed files with 5 additions and 1 deletions
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include/itertools.hpp
+5 -1
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@@ -30,8 +30,12 @@ auto end(ReversedIterable<IterableT> r) {
return std::rend(r._iterable); return std::rend(r._iterable);
} }
// Prevent creation of a dangling reference to a temporary rvalue
template<typename IterableT> template<typename IterableT>
ReversedIterable<IterableT> reversed(IterableT &&_iterable) { ReversedIterable<IterableT> reversed(IterableT &&_iterable) = delete;
template<typename IterableT>
ReversedIterable<IterableT> reversed(IterableT &_iterable) {
return {_iterable}; return {_iterable};
} }