RE: [boost] mpl::erase with vector_c

From: Aleksey Gurtovoy (agurtovoy_at_[hidden])
Date: 2002-07-19 19:36:48

Giovanni Bajo wrote:
> Another question, this compiles:
> 
> typedef copy
> <
>     list_c<int, 123>,
>     list_c<int>,
>     project1st<_,_>
> >::type result;
> 
> but this does not:
> 
> typedef copy
> <
>     list_c<int>,
>     list_c<int>,
>     project1st<_,_>
> >::type result;

Ouch!

> 
> I assume that all the algorithms should work on empty 
> sequences, shouldn't they?

They should. I'll look into it.

As an aside note, a wittier way to do "project1st" is to write this: "_" :)
(or "_1")

Thanks for the report,
Aleksey