forked from OSchip/llvm-project
34 lines
1.2 KiB
C++
34 lines
1.2 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify %s
|
|
class A { };
|
|
class B : public A { };
|
|
class C : public A { };
|
|
class D : public B, public C { };
|
|
|
|
void f(D* d) {
|
|
A* a;
|
|
a = d; // expected-error{{ambiguous conversion from derived class 'D' to base class 'A':}}
|
|
}
|
|
|
|
class Object2 { };
|
|
class A2 : public Object2 { };
|
|
class B2 : public virtual A2 { };
|
|
class C2 : virtual public A2 { };
|
|
class D2 : public B2, public C2 { };
|
|
class E2 : public D2, public C2, public virtual A2 { }; // expected-warning{{direct base 'C2' is inaccessible due to ambiguity:\n class E2 -> class D2 -> class C2\n class E2 -> class C2}}
|
|
class F2 : public E2, public A2 { }; // expected-warning{{direct base 'A2' is inaccessible due to ambiguity:\n class F2 -> class E2 -> class D2 -> class B2 -> class A2\n class F2 -> class A2}}
|
|
|
|
void g(E2* e2, F2* f2) {
|
|
Object2* o2;
|
|
o2 = e2;
|
|
o2 = f2; // expected-error{{ambiguous conversion from derived class 'F2' to base class 'Object2':}}
|
|
}
|
|
|
|
// Test that ambiguous/inaccessibility checking does not trigger too
|
|
// early, because it should not apply during overload resolution.
|
|
void overload_okay(Object2*);
|
|
void overload_okay(E2*);
|
|
|
|
void overload_call(F2* f2) {
|
|
overload_okay(f2);
|
|
}
|