1 // Negative test for defaulted/deleted fns.
2 // { dg-do compile { target c++11 } }
3
4 void f(); // { dg-message "previous" }
5 void f() = delete; // { dg-error "deleted" }
6
7 struct A
8 {
AA9 A() { } // { dg-message "previous" }
10 void f() = default; // { dg-error "default" }
11 };
12
13 A::A() = default; // { dg-error "redefinition" }
14
g()15 void g() {} // { dg-message "previous" }
16 void g() = delete; // { dg-error "redefinition" }
17
18 struct B // { dg-message "user-provided default constructor" }
19 {
20 int i;
21 B() = default; // { dg-message "not user-provided" }
22 };
23
24 const B b; // { dg-error "uninitialized const" }
25
26 struct C
27 {
28 virtual void f() = delete; // { dg-error "overriding deleted" }
29 };
30
31 struct D: public C
32 {
33 virtual void f(); // { dg-error "non-deleted function" }
34 };
35
36 struct E
37 {
38 const B b; // { dg-message "should be initialized" }
EE39 E() { } // { dg-error "uninitialized" }
40 };
41
42 struct F
43 {
44 F() = default;
45 F(const F&) = delete; // { dg-message "declared" }
46 };
47
48 struct G
49 {
50 G();
51 };
52
53 // ctor defaulted after class defn is not trivial
54 G::G() = default;
55
56 union U
57 {
58 G g; // { dg-error "union member.*non-trivial" }
59 };
60
main()61 int main()
62 {
63 F f;
64 F f2(f); // { dg-error "use" }
65 const B* b = new const B; // { dg-error "uninitialized const" }
66 U u; // { dg-error "deleted" }
67 }
68
69 // { dg-prune-output "implicitly deleted because" }
70