Hi,

Hit this error with clang on Mac.  Anyone else see this?

In file included from libs/mpi/src/cartesian_communicator.cpp:12:

./boost/mpi/cartesian_communicator.hpp:120:67: warning: all paths through this function will call itself [-Winfinite-recursion]

  cartesian_topology& operator=(cartesian_topology const&& other) { 

                                                                  ^

1 warning generated.