re PR c++/50500 ([C++0x] [DR 1082] move constructor should cause copy constructor to be deleted, but still declared)
PR c++/50500
DR 1082
* class.c (type_has_user_declared_move_constructor): New.
(type_has_user_declared_move_assign): New.
(add_implicitly_declared_members): Add lazy copy ops
even if there's a move.
* method.c (lazily_declare_fn): Delete implicit copies
if there's a move.
(maybe_explain_implicit_delete): Explain this. Use inform rather
than error.
* cp-tree.h: Declare new fns.
From-SVN: r180159
