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Subject: Re: [boost] [accumulators] broken on msvc
From: Andrey Semashev (andrey.semashev_at_[hidden])
Date: 2014-06-15 12:23:43

On Sun, Jun 15, 2014 at 8:03 PM, Jürgen Hunold <> wrote:
> Hi!
> It seems that Boost.Accumulators is broken for all msvc builds with error
> messages like:
> boost/accumulators/framework/accumulators/reference_accumulator.hpp(72) :
> error C2061: syntax error : identifier 'BOOST_PP_CAT'
> boost/accumulators/framework/accumulators/reference_accumulator.hpp(72) :
> fatal error C1903: unable to recover from previous error(s); stopping
> compilation
> (from
> The regression page
> shows _all_ msvc builders failing.
> My own code broke with an identical message sometime last week.
> Any ideas?

I think there's a missing #include <boost/preprocessor/cat.hpp> in
boost/accumulators/accumulators_fwd.hpp. There is another use of
BOOST_PP_CAT in boost/accumulators/numeric/detail/function_n.hpp but
it has the #include. I don't see how this could be related to

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