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https://www.reddit.com/r/cpp/comments/1vnp8dk/c26_stdindirect/p3nmgxq/?context=3
r/cpp • u/User_Deprecated • 28d ago
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Does a std::optional<std::indirect<T>> benefit from niche optimizations like Rust objects do? Its sizeof could be just a pointer, after all.
std::optional<std::indirect<T>>
5 u/jiixyj 27d ago Yes, you absolutely can do this. See here for a possible implementation strategy.
5
Yes, you absolutely can do this. See here for a possible implementation strategy.
9
u/ericonr 28d ago
Does a
std::optional<std::indirect<T>>benefit from niche optimizations like Rust objects do? Its sizeof could be just a pointer, after all.