Re: [Boost-users] BOOST_FOREACH VC8 warning: change in behavior

From: Eric Niebler (eric_at_[hidden])
Date: 2006-11-08 10:50:18

Nico Galoppo wrote:
> Hi,
> 
> I'm getting the following warning in VC8, using BOOST_FOREACH on a container of
> shared_ptr<>s. The container itself is also a shared_ptr.
> 
> warning C4686: 'boost::foreach_detail_::make_probe' : possible change in
> behavior, change in UDT return calling convention
> 
> The warning happens at the following line
> 
>      shared_ptr<Scene> scene(new Scene());
>      typedef shared_ptr<Character> character_ptr;
> 
>      BOOST_FOREACH(character_ptr & actor, *scene) { ... }
> 
> Unfortunately, I can't reproduce it in a simple program, it doesn't give me the 
> warning there.

I haven't seen that one. A change of calling convention doesn't sound 
serious. It doesn't cause problems, does it? If it does, a repro (simple 
or not) would be helpful.

-- 
Eric Niebler
Boost Consulting
www.boost-consulting.com