diff --git a/include/boost/mpi/collectives/all_gather.hpp b/include/boost/mpi/collectives/all_gather.hpp
index da665e9..da73186 100644
--- a/include/boost/mpi/collectives/all_gather.hpp
+++ b/include/boost/mpi/collectives/all_gather.hpp
@@ -40,10 +40,7 @@ namespace detail {
   all_gather_impl(const communicator& comm, const T* in_values, int n, 
                   T* out_values, mpl::false_)
   {
-    std::cerr << comm.rank() << ": gathering " << n << " values to root 0..." << std::endl;
-    std::cerr << in_values << ", " << out_values << std::endl;
     gather(comm, in_values, n, out_values, 0);
-    std::cerr << comm.rank() << ":  broadcasting from root 0..." << std::endl;
     broadcast(comm, out_values, comm.size() * n, 0);
   }
 } // end namespace detail
diff --git a/include/boost/mpi/detail/binary_buffer_iprimitive.hpp b/include/boost/mpi/detail/binary_buffer_iprimitive.hpp
index 6b3a04b..ccfae15 100644
--- a/include/boost/mpi/detail/binary_buffer_iprimitive.hpp
+++ b/include/boost/mpi/detail/binary_buffer_iprimitive.hpp
@@ -105,8 +105,6 @@ private:
 
     void load_impl(void * p, int l)
     {
-      if (position+l > static_cast<int>(buffer_.size()))
-        std::cerr << position << " " << l << " " << buffer_.size() << "\n";
       assert(position+l<=static_cast<int>(buffer_.size()));
       std::memcpy(p,&buffer_[position],l);
       position += l;