1 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 -fcxx-exceptions %s
2
3 int i = delete; // expected-error {{only functions can have deleted definitions}}
4
5 void fn() = delete; // expected-note {{candidate function has been explicitly deleted}}
6
7 void fn2(); // expected-note {{previous declaration is here}}
8 void fn2() = delete; // expected-error {{deleted definition must be first declaration}}
9
10 void fn3() = delete; // expected-note {{previous definition is here}}
fn3()11 void fn3() { // expected-error {{redefinition}}
12 }
13
ov(int)14 void ov(int) {} // expected-note {{candidate function}}
15 void ov(double) = delete; // expected-note {{candidate function has been explicitly deleted}}
16
17 struct WithDel {
18 WithDel() = delete; // expected-note {{function has been explicitly marked deleted here}}
19 void fn() = delete; // expected-note {{function has been explicitly marked deleted here}}
20 operator int() = delete; // expected-note {{function has been explicitly marked deleted here}}
21 void operator +(int) = delete;
22
23 int i = delete; // expected-error {{only functions can have deleted definitions}}
24 };
25
test()26 void test() {
27 fn(); // expected-error {{call to deleted function 'fn'}}
28 ov(1);
29 ov(1.0); // expected-error {{call to deleted function 'ov'}}
30
31 WithDel dd; // expected-error {{call to deleted constructor of 'WithDel'}}
32 WithDel *d = 0;
33 d->fn(); // expected-error {{attempt to use a deleted function}}
34 int i = *d; // expected-error {{invokes a deleted function}}
35 }
36
37 struct DelDtor {
38 ~DelDtor() = delete; // expected-note 9{{here}}
39 };
f()40 void f() {
41 DelDtor *p = new DelDtor[3]; // expected-error {{attempt to use a deleted function}}
42 delete [] p; // expected-error {{attempt to use a deleted function}}
43 const DelDtor &dd2 = DelDtor(); // expected-error {{attempt to use a deleted function}}
44 DelDtor dd; // expected-error {{attempt to use a deleted function}}
45 throw dd; // expected-error {{attempt to use a deleted function}}
46 }
47 struct X : DelDtor {
~XX48 ~X() {} // expected-error {{attempt to use a deleted function}}
49 };
50 struct Y {
51 DelDtor dd;
~YY52 ~Y() {} // expected-error {{attempt to use a deleted function}}
53 };
54 struct Z : virtual DelDtor {
~ZZ55 ~Z() {} // expected-error {{attempt to use a deleted function}}
56 };
57 DelDtor dd; // expected-error {{attempt to use a deleted function}}
58
59 template<typename> void test2() = delete;
60 template void test2<int>();
61
62 template<typename> void test3() = delete;
63 template<typename> void test3();
64 template void test3<int>();
65
test4()66 void test4() {} // expected-note {{previous definition is here}}
67 void test4() = delete; // expected-error {{redefinition of 'test4'}}
68