1 // RUN: %clang_cc1 -fsyntax-only -verify %s
2
3 struct A { };
A()4 A::A() { } // expected-error {{definition of implicitly declared default constructor}}
5
6 struct B { };
B(const B &)7 B::B(const B&) { } // expected-error {{definition of implicitly declared copy constructor}}
8
9 struct C { };
operator =(const C &)10 C& C::operator=(const C&) { return *this; } // expected-error {{definition of implicitly declared copy assignment operator}}
11
12 struct D { };
~D()13 D::~D() { } // expected-error {{definition of implicitly declared destructor}}
14
15 // Make sure that the special member functions are introduced for
16 // name-lookup purposes and overload with user-declared
17 // constructors and assignment operators.
18 namespace PR6570 {
19 class A { };
20
21 class B {
22 public:
B()23 B() {}
24
B(const A & a)25 B(const A& a) {
26 operator = (CONST);
27 operator = (a);
28 }
29
operator =(const A & a)30 B& operator = (const A& a) {
31 return *this;
32 }
33
f(const A & a)34 void f(const A &a) {
35 B b(a);
36 };
37
38 static const B CONST;
39 };
40
41 }
42
43 namespace PR7594 {
44 // If the lazy declaration of special member functions is triggered
45 // in an out-of-line initializer, make sure the functions aren't in
46 // the initializer scope. This used to crash Clang:
47 struct C {
48 C();
49 static C *c;
50 };
51 C *C::c = new C();
52 }
53