34 lines
1.3 KiB
C++
34 lines
1.3 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify %s
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class A { };
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class B : public A { };
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class C : public A { };
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class D : public B, public C { };
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void f(D* d) {
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A* a;
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a = d; // expected-error{{ambiguous conversion from derived class 'D' to base class 'A':}} expected-error{{assigning to 'A *' from incompatible type 'D *'}}
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}
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class Object2 { };
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class A2 : public Object2 { };
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class B2 : public virtual A2 { };
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class C2 : virtual public A2 { };
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class D2 : public B2, public C2 { };
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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}}
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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}}
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void g(E2* e2, F2* f2) {
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Object2* o2;
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o2 = e2;
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o2 = f2; // expected-error{{ambiguous conversion from derived class 'F2' to base class 'Object2':}} expected-error{{assigning to 'Object2 *' from incompatible type 'F2 *'}}
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}
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// Test that ambiguous/inaccessibility checking does not trigger too
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// early, because it should not apply during overload resolution.
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void overload_okay(Object2*);
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void overload_okay(E2*);
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void overload_call(F2* f2) {
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overload_okay(f2);
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}
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