Re: Confusion on the spaceship operator in C++20
@13, what 14 said. To add to that though, I don't think <=> is designed to be used in a conditional statement at all -- at least, not like if (a<=>b). Rather, the spec says that p<=>q returns std::strong_ordering/partial_ordering/..., so I think your supposed to assign its result, then do something like a conditional or a switch on the result of the _expression_.
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