55     bool moved() const {return int_ == -1;}  in moved()  function in Moveable
76             assert(!mv1.moved());           // was not moved from  in main()
83         assert(mv1.moved());                // was moved from  in main()
91         assert(mv2.moved());                // was moved from  in main()
99         assert(mv2.moved());                 // was moved from  in main()
118         assert(!mv1.moved());              // was not moved from  in main()
119         assert(!mvkey1.moved());           // was not moved from  in main()
126         assert(mv1.moved());                // was moved from  in main()
127         assert(mvkey2.moved());             // was moved from  in main()
146             assert(!mv1.moved());         // was not moved from  in main()
153         assert(mv1.moved());          // was moved from  in main()
171         assert(!mv1.moved());        // was not moved from  in main()
172         assert(!mvkey1.moved());     // was not moved from  in main()
178         assert(mv1.moved());          // was moved from  in main()
179         assert(mvkey2.moved());       // was moved from  in main()