Re: [Boost-users] warning in boost concept

Subject: Re: [Boost-users] warning in boost concept
From: joel falcou (joel.falcou_at_[hidden])
Date: 2010-04-08 08:09:43

oberhoff wrote:
> Hi,
>
> this is using boost 1.42, I think the same happens in 1.43
>
> Using boost::accumulators generates a compiler warning in 
> boost/concept_check.hpp:335. it seems the Arg member is a reference, 
> but gcc doesnt like that there is no way to initialize it since it is 
> private and the class does not have a constructor. this is 
> particularly annoying since due to metaprogramming and the lag of 
> variadic templates the instantiation trace in the error message for a 
> single error is a few pages long, and it comes each time I instantiate 
> an accumulator. is there a way to avoid this?
Well, if Arg is *always* a reference, it should be declared in the 
BOOST_CONEPT_USAGE function.

-- 
___________________________________________
Joel Falcou - Assistant Professor
PARALL Team - LRI - Universite Paris Sud XI
Tel : [phone]