Re: [boost] boost::result_of and C++03

From: Peter Dimov (pdimov_at_[hidden])
Date: 2008-04-07 13:05:06

Anthony Williams:
> "Peter Dimov" <pdimov_at_[hidden]> writes:
>
>> Eric Niebler:
>>
>>> Can you write what the identity function object would look like in 
>>> C++0x?
>>
>> struct identity
>> {
>>     template<class A> A operator()( A && a ) const
>>     {
>>         return std::forward<A>( a );
>>     }
>> };
>>
>> I guess.
>
> No. That will convert lvalues to rvalues.

Try it.