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From: Tobias Schwinger (tschwinger_at_[hidden])
Date: 2007-05-22 18:06:15

Doug Gregor wrote:
> On May 21, 2007, at 4:20 PM, Tobias Schwinger wrote:
>> What is decltype(an_int()) or decltype(non_callable()), then? No
>> compile
>> error?!
> An error.

Thanks. The opposite would've surprised me...

>> And isn't result_of working around a problem elsewhere in the language
>> (namely the non-lazy instantiation of the nullary call operator), in
>> fact making the switch to a decltype-based implementation harder?
> As Peter noted, we'll also be using variadic templates, e.g.,

> template<typename T>
> struct reference_wrapper {
> T* ptr;
> template<typename... Args>
> typename result_of<T(Args&&...)>::type
> operator()(Args&&... args);
> };

Wow! Those three features are certainly something to look forward to. I
have to try your modified GCC, it seems...


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