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111
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1 // PR c++/50500
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2 // { dg-do compile { target c++11 } }
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3
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4 // If a class declares move operations, the implicitly declared copy
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5 // operations are deleted.
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6 struct A
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7 {
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8 A();
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9 A(A&&);
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10 A& operator=(A&&);
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11 };
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12
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13 // But they can still be explicitly defaulted.
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14 struct B
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15 {
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16 B();
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17 B(B&&);
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18 B(const B&) = default;
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19 B& operator=(B&&);
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20 B& operator=(const B&) = default;
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21 };
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22
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23 struct C
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24 {
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25 C();
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26 C(C&&);
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27 };
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28
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29 struct D
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30 {
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31 D();
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32 D& operator=(D&&);
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33 };
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34
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35 int main()
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36 {
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37 A a;
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38 A a2 (a); // { dg-error "deleted" }
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39 a2 = a; // { dg-error "deleted" }
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40
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41 B b;
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42 B b2 (b);
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43 b2 = b;
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44
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45 C c;
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46 C c2(c); // { dg-error "deleted" }
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47 c2 = c; // { dg-error "deleted" }
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48
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49 D d;
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50 D d2(d); // { dg-error "deleted" }
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51 d2 = d; // { dg-error "deleted" }
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52 }
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53
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54 // { dg-prune-output "because" }
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