Vinnie Falco 8181851719 control callback is copied or moved: ...

The function stream::control_callback now copies or moves
the callback. In some cases this may require a dynamic
allocation.

To avoid the possibility of a dynamic allocation, callers
may wrap their callback using `std::ref` before setting it.

2017-11-27 15:05:58 -08:00

..

boost

control callback is copied or moved:

2017-11-27 15:05:58 -08:00