Re: [Boost-users] [mpl][fusion] making a heterogeneous collection of classes from a list of types.

on Wed Oct 10 2007, Michael Marcin wrote:

As an aside it's syntactically heavy to have to qualify each placeholder with "boost::mpl::". Unfortunately if I don't do that it picks up boost::bind placeholders from an unnamed namespace and gives an impressive spew of error messages.

namespace m = boost::mpl::placeholders; typedef is_same is_int; HTH, -- Dave Abrahams Boost Consulting http://www.boost-consulting.com