Re: [Boost-users] [function] vs2005 warning

From: Michael Marcin (mmarcin_at_[hidden])
Date: 2006-10-13 16:37:47

Michael Marcin wrote:
> Peter Dimov wrote:
>> Michael Marcin wrote:
>>
>> <snip>
>>
>> I don't know about the RC... it's probably a bit late for that.
>>
>>> There are lots more annoying warnings (just at warning level 3).
>>> I know many people work with a strict no warning policy.
>>
>> Can you please post specific examples?
>>
>
> Sure,  the first 2 come up quite often the rest are less bothersome.
>
> boost/signals/trackable.hpp(185) : warning C4512:
> 'boost::signals::detail::bound_objects_visitor' : assignment operator
> could not be generated
>        boost/signals/trackable.hpp(65) : see declaration of
> 'boost::signals::detail::bound_objects_visitor'
> ----------
> boost/program_options/options_description.hpp(232) : warning C4512:
> 'boost::program_options::options_description' : assignment operator
> could
> not be generated
>    boost/program_options/options_description.hpp(156) : see
> declaration of 'boost::program_options::options_description'
> ----------
> program_options\cmdline.cpp(294) : warning C4800: 'int' : forcing
> value to bool 'true' or 'false' (performance warning)
> ----------
> cmdline.cpp(465) : warning C4800: 'int' : forcing value to bool
> 'true' or 'false' (performance warning)
> ----------
> boost\inc\boost/lexical_cast.hpp(138) : warning C4127: conditional
> expression is constant
>        boost/lexical_cast.hpp(134) : while compiling class template
> member function
> 'boost::detail::lexical_stream<Target,Source>::lexical_stream(void)'
>        with
>        [
>            Target=std::string,
>            Source=NewSource
>        ]
>        lexical_cast.hpp(219) : see reference to class template
> instantiation 'boost::detail::lexical_stream<Target,Source>' being
>        compiled with
>        [
>            Target=std::string,
>            Source=NewSource
>        ]
>        value_semantic.hpp(190) : see reference to function template
> instantiation 'Target boost::lexical_cast<std::string,T>(const Source
> &)' being compiled
>        with
>        [
>            Target=std::string,
>            T=bool,
>            Source=bool
>        ]
>        value_semantic.hpp(188) : while compiling class template member
> function 'boost::program_options::typed_value<T>
> *boost::program_options::typed_value<T>::default_value(const T &)'
>        with
>        [
>            T=bool
>        ]
>        program_options\value_semantic.cpp(115) : see reference to
> class template instantiation 'boost::program_options::typed_value<T>'
> being compiled
>        with
>        [
>            T=bool
>        ]
>

Saw the repost and thought the discussion was moving to devel... it seems to 
have continued on here so I'm reposting this here.

Thanks,

Michael Marcin