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111
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1 // Negative test for defaulted/deleted fns.
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2 // { dg-do compile { target c++11 } }
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3
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4 void f(); // { dg-message "previous" }
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5 void f() = delete; // { dg-error "deleted" }
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6
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7 struct A
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8 {
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9 A() { } // { dg-message "previous" }
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10 void f() = default; // { dg-error "default" }
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11 };
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12
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13 A::A() = default; // { dg-error "redefinition" }
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14
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15 void g() {} // { dg-message "previous" }
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16 void g() = delete; // { dg-error "redefinition" }
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17
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18 struct B // { dg-message "user-provided default constructor" }
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19 {
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20 int i;
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21 B() = default; // { dg-message "not user-provided" }
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22 };
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23
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145
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24 const B b; // { dg-error "uninitialized 'const" }
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111
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25
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26 struct C
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27 {
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131
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28 virtual void f() = delete; // { dg-message "overridden" }
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111
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29 };
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30
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31 struct D: public C
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32 {
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33 virtual void f(); // { dg-error "non-deleted function" }
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34 };
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35
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36 struct E
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37 {
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38 const B b; // { dg-message "should be initialized" }
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39 E() { } // { dg-error "uninitialized" }
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40 };
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41
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42 struct F
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43 {
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44 F() = default;
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45 F(const F&) = delete; // { dg-message "declared" }
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46 };
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47
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48 struct G
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49 {
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50 G();
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51 };
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52
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53 // ctor defaulted after class defn is not trivial
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54 G::G() = default;
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55
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56 union U
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57 {
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58 G g; // { dg-error "union member.*non-trivial" }
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59 };
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60
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61 int main()
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62 {
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63 F f;
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64 F f2(f); // { dg-error "use" }
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65 const B* b = new const B; // { dg-error "uninitialized const" }
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66 U u; // { dg-error "deleted" }
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67 }
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68
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69 // { dg-prune-output "implicitly deleted because" }
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