typed_slot_rep: =delete unimplemented copy and move operations.

Prevent, copy assignment operator, move constructor and move
assignment operators from being generated automatically.
These are never used, but this will make sure of that.
See https://bugzilla.gnome.org/show_bug.cgi?id=756484#c5

1 files changed, 5 insertions, 0 deletions

diff --git a/sigc++/functors/macros/slot.h.m4 b/sigc++/functors/macros/slot.h.m4
index ff199d5..a6c7288 100644
--- a/sigc++/functors/macros/slot.h.m4
+++ b/sigc++/functors/macros/slot.h.m4
@@ -276,6 +276,11 @@ struct typed_slot_rep : public slot_rep
     : slot_rep(cl.call_, &destroy, &dup), functor_(cl.functor_)
     { sigc::visit_each_type<trackable*>(slot_do_bind(this), functor_); }
 
+  typed_slot_rep& operator=(const typed_slot_rep& src) = delete;
+
+  typed_slot_rep(typed_slot_rep&& src) = delete;
+  typed_slot_rep& operator=(typed_slot_rep&& src) = delete;
+
   inline ~typed_slot_rep()
     {
       call_ = nullptr;