[boost] Re: typeof: automatic ID generation and GCC problems

From: Daniel Frey (daniel.frey_at_[hidden])
Date: 2004-07-29 02:14:56

Arkadiy Vertleyb wrote:
> However, when I use the native support, I run into a different problem that
> can be illustrated by the following code:
> 
> template<class T, class U>
> typeof(T() + U()) sum(const T& t, const U& u)
> {
>         return t + u;
> }

That's a common problem. You need to declare a function to return the 
temporaries you need, this usually helps:

template< typename T > T provide();

template< typename T, typename U >
typeof( provide<T>() + provide<U>() ) sum(...) {}

Regards, Daniel

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Daniel Frey
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