1// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 -fcxx-exceptions %s
2
3int i = delete; // expected-error {{only functions can have deleted definitions}}
4
5void fn() = delete; // expected-note {{candidate function has been explicitly deleted}}
6
7void fn2(); // expected-note {{previous declaration is here}}
8void fn2() = delete; // expected-error {{deleted definition must be first declaration}}
9
10void fn3() = delete; // expected-note {{previous definition is here}}
11void fn3() { // expected-error {{redefinition}}
12}
13
14void ov(int) {} // expected-note {{candidate function}}
15void ov(double) = delete; // expected-note {{candidate function has been explicitly deleted}}
16
17struct WithDel {
18  WithDel() = delete; // expected-note {{'WithDel' has been explicitly marked deleted here}}
19  void fn() = delete; // expected-note {{'fn' has been explicitly marked deleted here}}
20  operator int() = delete; // expected-note {{'operator int' 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
26void 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
37struct DelDtor {
38  ~DelDtor() = delete; // expected-note 9{{here}}
39};
40void 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}
47struct X : DelDtor {
48  ~X() {} // expected-error {{attempt to use a deleted function}}
49};
50struct Y {
51  DelDtor dd;
52  ~Y() {} // expected-error {{attempt to use a deleted function}}
53};
54struct Z : virtual DelDtor {
55  ~Z() {} // expected-error {{attempt to use a deleted function}}
56};
57DelDtor dd; // expected-error {{attempt to use a deleted function}}
58
59template<typename> void test2() = delete;
60template void test2<int>();
61
62template<typename> void test3() = delete;
63template<typename> void test3();
64template void test3<int>();
65
66void test4() {} // expected-note {{previous definition is here}}
67void test4() = delete; // expected-error {{redefinition of 'test4'}}
68
69struct DelCtor { // expected-note 4{{implicit}}
70  DelCtor(int) = delete; // expected-note 14{{deleted}}
71  // ensure the class is not an aggregate
72  DelCtor(int, int, int, int);
73};
74DelCtor dc1 = 0; // expected-error {{deleted}}
75DelCtor dc2(0); // expected-error {{deleted}}
76DelCtor dc3 = {0}; // expected-error {{deleted}}
77DelCtor dc4{0}; // expected-error {{deleted}}
78DelCtor dc5 = (DelCtor)0; // expected-error {{deleted}}
79DelCtor dc6 = DelCtor(0); // expected-error {{deleted}}
80DelCtor dc7 = DelCtor{0}; // expected-error {{deleted}}
81DelCtor *dc8 = new DelCtor(0); // expected-error {{deleted}}
82DelCtor *dc9 = new DelCtor{0}; // expected-error {{deleted}}
83DelCtor dc10[] = {0}; // expected-error {{deleted}}
84int use_dc(DelCtor); // expected-note 2{{here}}
85int dc11 = use_dc(0); // expected-error {{deleted}}
86int dc12 = use_dc({0}); // expected-error {{deleted}}
87int use_dcr(const DelCtor &); // expected-note {{here}}
88int dc13 = use_dcr(0); // expected-error {{deleted}}
89int dc14 = use_dcr({0}); // expected-error {{deleted}}
90
91struct DelCtorTemplate {
92  template<typename T> DelCtorTemplate(T) = delete; // expected-note {{deleted}}
93};
94int use_dct(const DelCtorTemplate &);
95int dc15 = use_dct(0); // expected-error {{deleted}}
96