diff options
Diffstat (limited to 'clang/test/SemaCXX/access-base-class.cpp')
-rw-r--r-- | clang/test/SemaCXX/access-base-class.cpp | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/clang/test/SemaCXX/access-base-class.cpp b/clang/test/SemaCXX/access-base-class.cpp new file mode 100644 index 0000000..f676e19 --- /dev/null +++ b/clang/test/SemaCXX/access-base-class.cpp @@ -0,0 +1,91 @@ +// 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 {}; // expected-note{{member is declared here}} + + 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 + } + }; +} + |