[Bug c++/53009] pointer to static member function of template class is “invalid” as a template argument of another template class

[blaffablaffa at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53009

--- Comment #2 from Lorenzo Pistone <blaffablaffa at gmail dot com> 2012-04-16 
16:22:04 UTC ---
I just tested, the problem happens only if the template arguments of
function_proxy are function pointers. More trivial types (int is what I've
tested) just work fine