Re: [boost] boost::mpl::for_each and value_initialized

Subject: Re: [boost] boost::mpl::for_each and value_initialized
From: Domagoj Saric (dsaritz_at_[hidden])
Date: 2009-10-27 19:37:49

>>     typedef mpl::range_c<int,0,10> numbers;
>>     std::vector<int> v;
>>     mpl::for_each<numbers,mpl::_>(
>>           boost::bind(push_back, &v, _1)
>>         );
>
> true this does actually compile and work...but i still don't understand how 
> :) because (as far as i understand) mpl::for_each feeds mpl::int_ objects not 
> POD ints to the functor (created with bind) in the above case and the functor 
> expects and accepts only POD ints (not mpl::int_s)...

just to sort answer my self publicly in case someone else wondered the same 
thing/managed not to see it clearly stated in the documentation: that mpl 
integral constants provide implicit conversion operators...

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 "That men do not learn very much from the lessons of history is the most
important of all the lessons of history."
 Aldous Huxley