access-base-class.cpp revision d9391424d6453613b2206cced54f0da55fd06fba 
1// RUN: %clang_cc1 -fsyntax-only -faccess-control -verify %s
2namespace T1 {
3
4class A { };
5class B : private A { }; // expected-note {{'private' inheritance specifier here}}
6
7void f(B* b) {
8  A *a = b; // expected-error{{conversion from 'class T1::B' to inaccessible base class 'class T1::A'}}
9}
10
11}
12
13namespace T2 {
14
15class A { };
16class B : A { }; // expected-note {{inheritance is implicitly 'private'}}
17
18void f(B* b) {
19  A *a = b; // expected-error {{conversion from 'class T2::B' to inaccessible base class 'class T2::A'}}
20}
21
22}
23
24namespace T3 {
25
26class A { };
27class B : public A { };
28
29void f(B* b) {
30  A *a = b;
31}
32
33}
34
35namespace T4 {
36
37class A {};
38
39class B : private virtual A {};
40class C : public virtual A {};
41
42class D : public B, public C {};
43
44void f(D *d) {
45  // This takes the D->C->B->A path.
46  A *a = d;
47}
48
49}
50
51namespace T5 {
52  class A {};
53
54  class B : private A {
55    void f(B *b) {
56      A *a = b;
57    }
58  };
59}
60
61namespace T6 {
62  class C;
63
64  class A {};
65
66  class B : private A { // expected-note {{'private' inheritance specifier here}}
67    void f(C* c);
68  };
69
70  class C : public B {
71    void f(C *c) {
72      A* a = c; // expected-error {{conversion from 'class T6::C' to inaccessible base class 'class T6::A'}}
73    }
74  };
75
76  void B::f(C *c) {
77    A *a = c;
78  }
79}
80