43 lines
1.4 KiB
C++
43 lines
1.4 KiB
C++
// RUN: clang -fsyntax-only -verify %s
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struct A {};
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enum B { Dummy };
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namespace C {}
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struct D : A {};
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struct E : A {};
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struct F : D, E {};
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struct G : virtual D {};
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int A::*pdi1;
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int (::A::*pdi2);
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int (A::*pfi)(int);
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int B::*pbi; // expected-error {{expected a class or namespace}}
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int C::*pci; // expected-error {{'pci' does not point into a class}}
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void A::*pdv; // expected-error {{'pdv' declared as a member pointer to void}}
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int& A::*pdr; // expected-error {{'pdr' declared as a pointer to a reference}}
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void f() {
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// This requires tentative parsing.
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int (A::*pf)(int, int);
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// Implicit conversion to bool.
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bool b = pdi1;
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b = pfi;
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// Conversion from null pointer constant.
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pf = 0;
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pf = __null;
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// Conversion to member of derived.
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int D::*pdid = pdi1;
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pdid = pdi2;
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// Fail conversion due to ambiguity and virtuality.
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int F::*pdif = pdi1; // expected-error {{ambiguous conversion from pointer to member of base class 'struct A' to pointer to member of derived class 'struct F'}} expected-error {{incompatible type}}
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int G::*pdig = pdi1; // expected-error {{conversion from pointer to member of class 'struct A' to pointer to member of class 'struct G' via virtual base 'struct D' is not allowed}} expected-error {{incompatible type}}
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// Conversion to member of base.
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pdi1 = pdid; // expected-error {{incompatible type assigning 'int struct D::*', expected 'int struct A::*'}}
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}
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