_ is a enum that provides overloaded = operator. That overload takes a value and promptly throws it away. To avoid unnecessary copies, argument has in attribute. Don't know if it actually does any good though.
_ = 2 + 3; _ = new A();
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_ is a enum that provides overloaded = operator. That overload takes a value and promptly throws it away. To avoid unnecessary copies, argument has in attribute. Don't know if it actually does any good though.