clang-1/test/SemaCXX/access-base-class.cpp

92 строки
1.4 KiB
C++

// RUN: %clang_cc1 -fsyntax-only -verify %s
namespace T1 {
class A { };
class B : private A { }; // expected-note {{declared private here}}
void f(B* b) {
A *a = b; // expected-error{{cannot cast 'T1::B' to its private base class 'T1::A'}}
}
}
namespace T2 {
class A { };
class B : A { }; // expected-note {{implicitly declared private here}}
void f(B* b) {
A *a = b; // expected-error {{cannot cast 'T2::B' to its private base class 'T2::A'}}
}
}
namespace T3 {
class A { };
class B : public A { };
void f(B* b) {
A *a = b;
}
}
namespace T4 {
class A {};
class B : private virtual A {};
class C : public virtual A {};
class D : public B, public C {};
void f(D *d) {
// This takes the D->C->B->A path.
A *a = d;
}
}
namespace T5 {
class A {};
class B : private A {
void f(B *b) {
A *a = b;
}
};
}
namespace T6 {
class C;
class A {};
class B : private A { // expected-note {{declared private here}} expected-note {{constrained by private inheritance here}}
void f(C* c);
};
class C : public B {
void f(C *c) {
A* a = c; // expected-error {{cannot cast 'T6::C' to its private base class 'T6::A'}} \
// expected-error {{'A' is a private member of 'T6::A'}}
}
};
void B::f(C *c) {
A *a = c;
}
}
namespace T7 {
class A {};
class B : public A {};
class C : private B {
void f(C *c) {
A* a = c; // okay
}
};
}