this post was submitted on 18 Jun 2023
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The move constructor that you have to declare, even though you don't want anyone to actually call it - The Old New Thing (devblogs.microsoft.com)
submitted 1 year ago by gracicot@discuss.tchncs.de to c/cpp@discuss.tchncs.de
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[–] tunetardis@lemmy.ca 1 points 1 year ago

Afaik every modern compiler does NRVO and manually moving prevents it.

Yeah this is what bothers me. std::move could make things worse, but not if the alternative is a copy. But you're probably right that any self-respecting compiler nowadays would do NRVO.