Re: [boost] [foreach] use of boost_foreach_argument_dependent_lookup_hack

Subject: Re: [boost] [foreach] use of boost_foreach_argument_dependent_lookup_hack
From: Joaquin M LópezMuñoz (joaquin_at_[hidden])
Date: 2015-07-14 08:11:06

Tim Blechmann <tim <at> klingt.org> writes:

> 
> > template<typename SuperMeta,typename TagList>
> > inline boost::mpl::true_* boost_foreach_is_noncopyable(
> >   boost::multi_index::detail::sequenced_index<SuperMeta,TagList>*&,
> >   boost::foreach::tag)
> > {
> >   return 0;
> > }
> > 
> > Unfortunately Qt (in some configuration modes, at least), defines
> > a macro foreach to Q_FOREACH, which produces the following problem,
> > even if Boost.Foreach was not intended to be used:
> 
> btw, this can easily be workarounded by using push_macro/pop_macro
> pragmas on the most widely used compilers.

I'm rather conversative and prefer a pragma-free workaround: I don't
know which exact compiler versions support push_macro etc.

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