[boost] [mpl] Nested BOOST_MPL_ASSERT fails on VC11

10 Oct 2012

      AMDG

I just ran into the following bug:

template<class T>
struct test : T { BOOST_MPL_ASSERT((T)); };
BOOST_MPL_ASSERT((test<T>));

I've reworked BOOST_MPL_ASSERT to avoid the
problem in the attached patch.  Okay to commit?

In Christ,
Steven Watanabe