[Rivet] minor patch for Rivet for gcc45/c++0x

[Hendrik Hoeth]

Hi Andy,

Thus spake Andy Buckley (andy.buckley at ed.ac.uk):

> I don't have GCC 4.5 myself to test this, but I wonder if it can be
> fixed by an explicit include of the header in which std::make_pair is
> defined, (i.e. #include <utility>) or explicitly calling it
> std::make_pair?

Nope, neither of that works. Those were my first attempts, too. It
really seems that the gcc guys screwed this one up.

    Hendrik

-- 
It pays to be obvious, especially if you have
a reputation for subtlety.    -- Isaac Asimov