11 Jul
2017
11 Jul
'17
3:31 p.m.
Niall Douglas wrote:
I don't remember variant ever having such constructors proposed, but I may be misremembering.
That's surprising. They're a very obvious thing to propose, not such an obvious thing to reject.
Agustín Bergé (who still doesn't get the list e-mails) says that he's positive that this constructor has never been proposed.