>From: John McCall <[email protected]> >Oh, yes, thats definitely a language requirement: you cant outright reject >this construct if its not potentially-evaluated. A lot of template >metaprogramming tricks rely on overloads like this. But it doesnt affect >whether you consider it undefined behavior when it *isnt* potentially >evaluated.
It turns out we fixed the compiler long ago to not warn for sizeof. So that leaves me with no bug test cases of a customer using it. But that's only negative evidence.
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