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| // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
// Test1
struct B {
operator char *(); // expected-note {{conversion to pointer type}}
};
struct D : B {
operator int *(); // expected-note {{conversion to pointer type}}
};
void f (D d)
{
delete d; // expected-error {{ambiguous conversion of delete expression of type 'D' to a pointer}}
}
// Test2
struct B1 {
operator int *();
};
struct D1 : B1 {
operator int *();
};
void f1 (D1 d)
{
delete d;
}
// Test3
struct B2 {
operator const int *(); // expected-note {{conversion to pointer type}}
};
struct D2 : B2 {
operator int *(); // expected-note {{conversion to pointer type}}
};
void f2 (D2 d)
{
delete d; // expected-error {{ambiguous conversion of delete expression of type 'D2' to a pointer}}
}
// Test4
struct B3 {
operator const int *(); // expected-note {{conversion to pointer type}}
};
struct A3 {
operator const int *(); // expected-note {{conversion to pointer type}}
};
struct D3 : A3, B3 {
};
void f3 (D3 d)
{
delete d; // expected-error {{ambiguous conversion of delete expression of type 'D3' to a pointer}}
}
// Test5
struct X {
operator int();
operator int*();
};
void f4(X x) { delete x; delete x; }
// Test6
struct X1 {
operator int();
operator int*();
template<typename T> operator T*() const; // converts to any pointer!
};
void f5(X1 x) { delete x; } // OK. In selecting a conversion to pointer function, template convesions are skipped.
// Test7
struct Base {
operator int*();
};
struct Derived : Base {
// not the same function as Base's non-const operator int()
operator int*() const;
};
void foo6(const Derived cd, Derived d) {
// overload resolution selects Derived::operator int*() const;
delete cd;
delete d;
}
// Test8
struct BB {
template<typename T> operator T*() const;
};
struct DD : BB {
template<typename T> operator T*() const; // hides base conversion
operator int *() const;
};
void foo7 (DD d)
{
// OK. In selecting a conversion to pointer function, template convesions are skipped.
delete d;
}
|